MT4 · Compiler warnings
MT4 61 · This declaration makes it impossible to refer to the local variable declared on the specified line | YI GOLD
Official meaning
This declaration makes it impossible to refer to the local variable declared on the specified line
Possible causes · YI GOLD suggestions
Determine the cause from the official meaning, the triggering function and terminal logs.
Troubleshooting · YI GOLD suggestions
Review the warning line, types, initialization and return values in MetaEditor. Evaluate runtime consequences and correct the warning even when compilation succeeds.