SYSCALL: can't convert to []byte: Array #196

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opened 2025-12-28 17:12:32 +00:00 by sami · 2 comments

sami commented

2025-12-28 17:12:32 +00:00

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Originally created by @roman-khimov on GitHub (Oct 25, 2019).

Originally assigned to: @roman-khimov on GitHub.

Mainnet:

WARN[4356] contract invocation failed                    block=1953358 err="error encountered at instruction 4219 (SYSCALL): can't convert to []byte: Array" tx=f600638c24cb43f1808ac090a75950ba2b0685696d2cf89f830329ac8de67190
WARN[4356] contract invocation failed                    block=1953360 err="error encountered at instruction 4892 (SYSCALL): can't convert to []byte: Array" tx=6baecf67805a120a5d6fcfed0e73eab71172cb63d499ceb4e2f5ed95b20c3e7b
WARN[4356] contract invocation failed                    block=1953363 err="error encountered at instruction 4892 (SYSCALL): can't convert to []byte: Array" tx=ec37a8c11ba439b014f9db7bbf420bbe32cd280bc11585ab11652c83ca4a4ff7
WARN[4356] contract invocation failed                    block=1953366 err="error encountered at instruction 4892 (SYSCALL): can't convert to []byte: Array" tx=1fee222e02cdd160f4313ec23f671427930027937ba941eac537073c72531b07

There are lots of these, so most probably it's a VM issue.

Originally created by @roman-khimov on GitHub (Oct 25, 2019). Originally assigned to: @roman-khimov on GitHub. Mainnet: ``` WARN[4356] contract invocation failed block=1953358 err="error encountered at instruction 4219 (SYSCALL): can't convert to []byte: Array" tx=f600638c24cb43f1808ac090a75950ba2b0685696d2cf89f830329ac8de67190 WARN[4356] contract invocation failed block=1953360 err="error encountered at instruction 4892 (SYSCALL): can't convert to []byte: Array" tx=6baecf67805a120a5d6fcfed0e73eab71172cb63d499ceb4e2f5ed95b20c3e7b WARN[4356] contract invocation failed block=1953363 err="error encountered at instruction 4892 (SYSCALL): can't convert to []byte: Array" tx=ec37a8c11ba439b014f9db7bbf420bbe32cd280bc11585ab11652c83ca4a4ff7 WARN[4356] contract invocation failed block=1953366 err="error encountered at instruction 4892 (SYSCALL): can't convert to []byte: Array" tx=1fee222e02cdd160f4313ec23f671427930027937ba941eac537073c72531b07 ``` There are lots of these, so most probably it's a VM issue.

sami

2025-12-28 17:12:32 +00:00

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sami commented

2025-12-28 17:12:32 +00:00

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@roman-khimov commented on GitHub (Oct 25, 2019):

First blocks to fail this way:

WARN[0924] contract invocation failed                    block=1444843 err="error encountered at instruction 1851 (SYSCALL): can't convert to []byte: Array" tx=c920b2192e74eda4ca6140510813aa40fef1767d00c152aa6f8027c24bdf14f2
WARN[0924] contract invocation failed                    block=1444853 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6eed9ce69d17a1c766c51e8190d3cba49981efefd1104502ecc087c386a49ae5
WARN[0924] contract invocation failed                    block=1444857 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6fa663abc7e2fbcf78b7b945f933ca52f711c5cddeb9e90996223c731c4073f2
WARN[0924] contract invocation failed                    block=1444859 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=4f71d265f61fcd7e200fb8133a73e4003190e9fb4bdabe4f1e8226a5d7c8a45c
WARN[0924] contract invocation failed                    block=1444860 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=296131d07c34ebca6bb803426d36c6b5d132e45200fd579043962f8d4bca64f6
WARN[0924] contract invocation failed                    block=1444862 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=8b0e0c9ddbeaf98eb6e43fa99805312310e1b14899e98c16a8787f57e24099db
WARN[0924] contract invocation failed                    block=1444864 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=652a7e01462256088cae9a2bc6c1eabc8ca1b53c789c46a04e82098dee378b85
WARN[0924] contract invocation failed                    block=1444864 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=3386de0737983fbad8e3c8a26fc0ef7b0932f439471c808ca0352e11135bb2c6
WARN[0924] contract invocation failed                    block=1444865 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=40c8a4ccaab40a1443786bde28d61e790a244cae949c92e886ff0e49b81b5dc0
WARN[0924] contract invocation failed                    block=1444866 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=d13e5205b577d474aeeab912125bb100e0819399e8fbabf5529ef3e0dffb1728
WARN[0924] contract invocation failed                    block=1444866 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=8df3d57257e78b96cba3592e304f486e018a7202cecf09a6b6099c72061fe84f
WARN[0924] contract invocation failed                    block=1444867 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=9b4ef3aa579b1b7c627564efe80aca60140f6907947f02a011c5792c9f059b64
WARN[0924] contract invocation failed                    block=1444868 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=b3219c19b78411fc35584ee72982c0b351ebe8f6ea6f986e2a78e3dabdfea4cc
WARN[0924] contract invocation failed                    block=1444868 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=d6a042e1cf4cfc19320eceabf43b37641fa411f86d478d25233e230191544034
WARN[0924] contract invocation failed                    block=1444869 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=a2fde92b1db86b188581c0f2ac9ac91466553045a9c2fb4205127c72df7c6d0d
WARN[0924] contract invocation failed                    block=1444869 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=7338ebf397135d72bed7cd8fab945022628ecd022395f9c7f1ea2e0c1f260cb1
WARN[0924] contract invocation failed                    block=1444869 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=f4af1d81040d133554ba05c4d2cc3cdac1ba7e256b3c10a5da2482604804725e
WARN[0925] contract invocation failed                    block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=d8fc648ff3fa710cb6bd7d14f91c172ce526fdeb87ae32c11dd534473aba44d2
WARN[0925] contract invocation failed                    block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=64ef3708b0c720cba25a7efb943ba52e214587505c924712f9d0b16a1c3634ea
WARN[0925] contract invocation failed                    block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=644130d9cbe8b765fa866e4def17896e78aae40fad12e7312010441ade4b1670
WARN[0925] contract invocation failed                    block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=1b6724bfd6b8a56cfbc45d9ae0eb3467e13fc34b77f1d600d65df63419262147
WARN[0925] contract invocation failed                    block=1444872 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=1362486ac6750dc1317d0f4af6218456acdf88419bb40cc2f977b7f31c7e88db
WARN[0925] contract invocation failed                    block=1444872 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=58ba4d1af892d19b5bf2d821e480f58020bffdc2c83f0b9b4978793b251a74db
WARN[0925] contract invocation failed                    block=1444872 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=c2170cd1e1a9e9d686d9f474064b38ede4f8ce11fea8ade90dcf8970a0e7fd66
WARN[0925] contract invocation failed                    block=1444873 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=0401020f748844ec9e067bea9ef65e4292b6d9bc359cf8a1cb2bc55f684441d4
WARN[0925] contract invocation failed                    block=1444873 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=11f5a5b462e05f970001595f49c68d4f950797665e63e58555e32e9c2440478d
WARN[0925] contract invocation failed                    block=1444873 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=02f31701a7a3def85af4e257d967b17158e77be4707863f8534fe41c74581b75
WARN[0925] contract invocation failed                    block=1444874 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=afeb1869046696aed0623ef0cf5bb3abe5ade8cb3e7a2da0dd01d791ef84471f
WARN[0925] contract invocation failed                    block=1444874 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=b4370980237cf7a710c14b645232d336d5e927be892445963929fb1fca42a40e
WARN[0925] contract invocation failed                    block=1444874 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=5afbee98a35358d4ee20b2682a95c1c995c01b663e38a44eb225cd31850d8f64
WARN[0925] contract invocation failed                    block=1444875 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6a6351f02108bae67c7c4e08f43a4fe3da7eae519aad938906124f0b40550363
WARN[0925] contract invocation failed                    block=1444875 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6dfe95f0468d2e4c797e7f637d417d5981c25a9266ebd4e6382a450d545941a0
WARN[0925] contract invocation failed                    block=1444875 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=53d159a0d7ba23b2272ecb249901f941ae1d8c1a18612e83eaf7c21f133c2de1
WARN[0925] contract invocation failed                    block=1444876 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=2a9db23d718870f62a3fb956f04e84046ba32266ffc5035fe78f2fc204b52d33
WARN[0925] contract invocation failed                    block=1444877 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=1318cdc3fd097423b5384b10df1e195df86350f14dcca1951acb6180ee38ed6a
WARN[0925] contract invocation failed                    block=1444877 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=48266aa1decbfbb9e2bb68c3c80a43540d4ce72ba3d33bfe15bf9a12222ed963
WARN[0925] contract invocation failed                    block=1444878 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6b67ebb2acd80c7ad89af3e769409dcf4c47a2f0450d9008ae5276175cb496a7
WARN[0925] contract invocation failed                    block=1444878 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=5875b4c6660e7aa7ca281483678d1ded3dd6518544b5956a488e008a5e397dc8
WARN[0925] contract invocation failed                    block=1444878 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=f10fd48bed3798bbbbb39dff09924603db05f8d4157214f08ccbcf407d133125

@roman-khimov commented on GitHub (Oct 25, 2019): First blocks to fail this way: ``` WARN[0924] contract invocation failed block=1444843 err="error encountered at instruction 1851 (SYSCALL): can't convert to []byte: Array" tx=c920b2192e74eda4ca6140510813aa40fef1767d00c152aa6f8027c24bdf14f2 WARN[0924] contract invocation failed block=1444853 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6eed9ce69d17a1c766c51e8190d3cba49981efefd1104502ecc087c386a49ae5 WARN[0924] contract invocation failed block=1444857 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6fa663abc7e2fbcf78b7b945f933ca52f711c5cddeb9e90996223c731c4073f2 WARN[0924] contract invocation failed block=1444859 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=4f71d265f61fcd7e200fb8133a73e4003190e9fb4bdabe4f1e8226a5d7c8a45c WARN[0924] contract invocation failed block=1444860 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=296131d07c34ebca6bb803426d36c6b5d132e45200fd579043962f8d4bca64f6 WARN[0924] contract invocation failed block=1444862 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=8b0e0c9ddbeaf98eb6e43fa99805312310e1b14899e98c16a8787f57e24099db WARN[0924] contract invocation failed block=1444864 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=652a7e01462256088cae9a2bc6c1eabc8ca1b53c789c46a04e82098dee378b85 WARN[0924] contract invocation failed block=1444864 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=3386de0737983fbad8e3c8a26fc0ef7b0932f439471c808ca0352e11135bb2c6 WARN[0924] contract invocation failed block=1444865 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=40c8a4ccaab40a1443786bde28d61e790a244cae949c92e886ff0e49b81b5dc0 WARN[0924] contract invocation failed block=1444866 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=d13e5205b577d474aeeab912125bb100e0819399e8fbabf5529ef3e0dffb1728 WARN[0924] contract invocation failed block=1444866 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=8df3d57257e78b96cba3592e304f486e018a7202cecf09a6b6099c72061fe84f WARN[0924] contract invocation failed block=1444867 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=9b4ef3aa579b1b7c627564efe80aca60140f6907947f02a011c5792c9f059b64 WARN[0924] contract invocation failed block=1444868 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=b3219c19b78411fc35584ee72982c0b351ebe8f6ea6f986e2a78e3dabdfea4cc WARN[0924] contract invocation failed block=1444868 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=d6a042e1cf4cfc19320eceabf43b37641fa411f86d478d25233e230191544034 WARN[0924] contract invocation failed block=1444869 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=a2fde92b1db86b188581c0f2ac9ac91466553045a9c2fb4205127c72df7c6d0d WARN[0924] contract invocation failed block=1444869 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=7338ebf397135d72bed7cd8fab945022628ecd022395f9c7f1ea2e0c1f260cb1 WARN[0924] contract invocation failed block=1444869 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=f4af1d81040d133554ba05c4d2cc3cdac1ba7e256b3c10a5da2482604804725e WARN[0925] contract invocation failed block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=d8fc648ff3fa710cb6bd7d14f91c172ce526fdeb87ae32c11dd534473aba44d2 WARN[0925] contract invocation failed block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=64ef3708b0c720cba25a7efb943ba52e214587505c924712f9d0b16a1c3634ea WARN[0925] contract invocation failed block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=644130d9cbe8b765fa866e4def17896e78aae40fad12e7312010441ade4b1670 WARN[0925] contract invocation failed block=1444870 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=1b6724bfd6b8a56cfbc45d9ae0eb3467e13fc34b77f1d600d65df63419262147 WARN[0925] contract invocation failed block=1444872 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=1362486ac6750dc1317d0f4af6218456acdf88419bb40cc2f977b7f31c7e88db WARN[0925] contract invocation failed block=1444872 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=58ba4d1af892d19b5bf2d821e480f58020bffdc2c83f0b9b4978793b251a74db WARN[0925] contract invocation failed block=1444872 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=c2170cd1e1a9e9d686d9f474064b38ede4f8ce11fea8ade90dcf8970a0e7fd66 WARN[0925] contract invocation failed block=1444873 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=0401020f748844ec9e067bea9ef65e4292b6d9bc359cf8a1cb2bc55f684441d4 WARN[0925] contract invocation failed block=1444873 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=11f5a5b462e05f970001595f49c68d4f950797665e63e58555e32e9c2440478d WARN[0925] contract invocation failed block=1444873 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=02f31701a7a3def85af4e257d967b17158e77be4707863f8534fe41c74581b75 WARN[0925] contract invocation failed block=1444874 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=afeb1869046696aed0623ef0cf5bb3abe5ade8cb3e7a2da0dd01d791ef84471f WARN[0925] contract invocation failed block=1444874 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=b4370980237cf7a710c14b645232d336d5e927be892445963929fb1fca42a40e WARN[0925] contract invocation failed block=1444874 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=5afbee98a35358d4ee20b2682a95c1c995c01b663e38a44eb225cd31850d8f64 WARN[0925] contract invocation failed block=1444875 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6a6351f02108bae67c7c4e08f43a4fe3da7eae519aad938906124f0b40550363 WARN[0925] contract invocation failed block=1444875 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6dfe95f0468d2e4c797e7f637d417d5981c25a9266ebd4e6382a450d545941a0 WARN[0925] contract invocation failed block=1444875 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=53d159a0d7ba23b2272ecb249901f941ae1d8c1a18612e83eaf7c21f133c2de1 WARN[0925] contract invocation failed block=1444876 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=2a9db23d718870f62a3fb956f04e84046ba32266ffc5035fe78f2fc204b52d33 WARN[0925] contract invocation failed block=1444877 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=1318cdc3fd097423b5384b10df1e195df86350f14dcca1951acb6180ee38ed6a WARN[0925] contract invocation failed block=1444877 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=48266aa1decbfbb9e2bb68c3c80a43540d4ce72ba3d33bfe15bf9a12222ed963 WARN[0925] contract invocation failed block=1444878 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=6b67ebb2acd80c7ad89af3e769409dcf4c47a2f0450d9008ae5276175cb496a7 WARN[0925] contract invocation failed block=1444878 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=5875b4c6660e7aa7ca281483678d1ded3dd6518544b5956a488e008a5e397dc8 WARN[0925] contract invocation failed block=1444878 err="error encountered at instruction 2695 (SYSCALL): can't convert to []byte: Array" tx=f10fd48bed3798bbbbb39dff09924603db05f8d4157214f08ccbcf407d133125 ```

sami commented

2025-12-28 17:12:32 +00:00

Author

Owner

@roman-khimov commented on GitHub (Nov 12, 2019):

These are probably related to Neo.Runtime.Notify being called for NEP5 tokens that notify about their transfers. Notify should be able to handle any type of data being passed into it.

@roman-khimov commented on GitHub (Nov 12, 2019): These are probably related to `Neo.Runtime.Notify` being called for NEP5 tokens that notify about their transfers. Notify should be able to handle any type of data being passed into it.