Powerbuilder Application Execution Error R0035 [updated] May 2026

: The most frequent culprit is a missing or unregistered .ocx or .dll file required by the OLE object.

If the cause remains unclear, you can run your application from the command line with the /pbdebug switch. This generates a .dbg trace file that records every line of code executed, helping you pinpoint exactly which line triggers the R0035 error. powerbuilder application execution error r0035

: Use the Windows Command Prompt (as Administrator) to manually register necessary components using the regsvr32 command. Example: regsvr32 MSCOMCT2.ocx : The most frequent culprit is a missing or unregistered

The is a common runtime issue that typically surfaces when a PowerBuilder application fails to call a function on an external OLE (Object Linking and Embedding) object. Unlike standard coding errors that appear during compilation, R0035 occurs while the application is running, often because a required external component—like a DLL, OCX, or an automation server—is missing, corrupted, or not properly registered on the target machine. Common Causes of Error R0035 : Use the Windows Command Prompt (as Administrator)

Are you seeing this error with a specific like Excel or Crystal Reports, or does it happen when your application first launches ? PowerBuilder Application Execution Error R0035!

: Moving an application to a new virtual machine or a different OS (e.g., Windows 10 to Windows 11) can break OLE connections if the supporting libraries are not present.