9 lines
818 B
Markdown
9 lines
818 B
Markdown
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# Codes of Errors and Warnings
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This section contains the following descriptions:
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- [Return codes of the trade server](/en/docs/constants/errorswarnings/enum_trade_return_codes) – analyzing results of the [trade request](/en/docs/constants/structures/mqltraderequest) sent by function [OrderSend()](/en/docs/trading/ordersend);
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- [Compiler warnings](/en/docs/constants/errorswarnings/warningscompile) – codes of warning messages that appear at compilation (not errors);
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- [Compilation errors](/en/docs/constants/errorswarnings/errorscompile) – codes of error messages at an unsuccessful attempt to compile;
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- [Runtime errors](/en/docs/constants/errorswarnings/errorcodes) – error codes in the execution of mql5-programs, which can be obtained using the [GetLastError()](/en/docs/check/getlasterror) function.
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