Upgrade of scorm from Moodle 1.9 fails if multiple references of the same scorm package exist in the same course.
Default exception handler: Error writing to database Debug: ERROR: duplicate key value violates unique constraint "mdl_file_pat_uix"
id | scormtype | reference | course | cmid
-------------------------------------------------------------
13 | local | Test1_SCORM2004.zip | 173 | 7000
14 | local | WimbaCreate_Test/Test1_SCORM2004.zip | 173 | 7020
The exception needs to be handled like in the resource upgrade code.