Please show your code, or follow this
Thanks for the answer.
I found the solution:
You incorrectly used FileOpen. You do not put paths!
File Write Problem (Error: 5002) - Expert Advisors and Automated Trading - MQL5 programming forum #1-2 (2020) and FolderDelete using TERMINAL_DATA_PATH - General - MQL5 programming forum (2017)
Creation date of Indicator - Expert Advisors and Automated Trading - MQL5 programming forum (2021.05.12)
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