You can find error codes with descriptions on this page
Processing Error codes (500-599)
https://github.com/everx-labs/TON-Solidity-Compiler/blob/master/API.md#solidity-runtime-errors
0 TVM terminated successfully
-2 TVM terminated successfully: alternative code
-3 Stack underflow
-4 Stack overflow
-5 Integer overflow
-6 Range check error
-7 Invalid opcode
-8 Type check error
-9 Cell overflow
-10 Cell underflow
-11 Dictionary error
-12 Unknown error
-13 Fatal error
-14 Out of gas: the contract is either low on gas, or its limit is exceeded
32 Action list invalid
33 Too many actions
34 Unsupported action
35 Invalid source address
36 Invalid destination address
37 Too low balance to send outbound message (37) at action
38 Too low extra to send outbound message (38) at action
39 Message does not fit in buffer
40 Message too large
41 Library not found
42 Library delete error