processPCXFile
User-supplied PCX to TIFF conversion utility failed to execute correctly.
Use the BFIT tool to check the filename and location of the PCX to TIFF conversion utility. Make sure that the executable file has been placed in the specified directory and that its access permissions have been set to execute. Confirm that the utility conforms to the command line syntax as described in line format. Finally, check that the utility is functioning correctly by executing it explicitly on the AIX command line with appropriate file names.