Use TRY-CATCH blocks to capture OLERuntimeError exceptions. This allows you to inspect the Description property for more specific details about why the call failed .
Verify that the connection return code is checked before calling methods: powerbuilder powerbuilder application execution error r0035
This is a generic, low-level error indicating that the application attempted to perform an invalid operation at the system level. It is often the "catch-all" error when PowerBuilder encounters an issue it doesn't have a specific error code for. Use TRY-CATCH blocks to capture OLERuntimeError exceptions
In the PowerBuilder IDE:
// Check column existence If dw_1.Describe("my_column.Visible") = "!" Then Return or network hiccups.
The is fundamentally a library resolution failure . While the error message is terse, the underlying causes are traceable: missing files, bad paths, version mismatches, permissions, or network hiccups.