CSVimport problem ... could previous import be cause

I can't seem to bring in a CSVimport. There was an unsuccessful "queued" import a month ago that doesn't have a link to undo or clear. Could that be
causing a problem? Also we recently upgraded ... are there permissions that need to be checked?

This is in the error log. Can you help interpret?:

2013-12-03T09:39:03-05:00 ERR (3): [CsvImport][time:Dec 3, 2013 9:39:03 AM][id:28] exception 'Omeka_Validate_Exception' with message 'Collection: Invalid collection.' in /var/www/omeka-dli/application/libraries/Omeka/Record/AbstractRecord.php:535
Stack trace:
#0 /var/www/omeka-dli/application/libraries/Omeka/Record/Builder/AbstractBuilder.php(67): Omeka_Record_AbstractRecord->save()
#1 /var/www/omeka-dli/application/libraries/globals.php(531): Omeka_Record_Builder_AbstractBuilder->build()
#2 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/Import.php(692): insert_item(Array, Array)
#3 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/Import.php(574): CsvImport_Import->_addItemFromRow(Array)
#4 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/Import.php(322): CsvImport_Import->_importLoop(0)
#5 [internal function]: CsvImport_Import->start()
#6 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/ImportTask.php(39): call_user_func(Array)
#7 /var/www/omeka-dli/application/libraries/Omeka/Job/Process/Wrapper.php(29): CsvImport_ImportTask->perform()
#8 /var/www/omeka-dli/application/scripts/background.php(61): Omeka_Job_Process_Wrapper->run(Array)
#9 {main}
2013-12-03T09:39:03-05:00 ERR (3): exception 'Omeka_Validate_Exception' with message 'Collection: Invalid collection.' in /var/www/omeka-dli/application/libraries/Omeka/Record/AbstractRecord.php:535
Stack trace:
#0 /var/www/omeka-dli/application/libraries/Omeka/Record/Builder/AbstractBuilder.php(67): Omeka_Record_AbstractRecord->save()
#1 /var/www/omeka-dli/application/libraries/globals.php(531): Omeka_Record_Builder_AbstractBuilder->build()
#2 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/Import.php(692): insert_item(Array, Array)
#3 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/Import.php(574): CsvImport_Import->_addItemFromRow(Array)
#4 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/Import.php(322): CsvImport_Import->_importLoop(0)
#5 [internal function]: CsvImport_Import->start()
#6 /var/www/omeka-dli/plugins/CsvImport/models/CsvImport/ImportTask.php(39): call_user_func(Array)
#7 /var/www/omeka-dli/application/libraries/Omeka/Job/Process/Wrapper.php(29): CsvImport_ImportTask->perform()
#8 /var/www/omeka-dli/application/scripts/background.php(61): Omeka_Job_Process_Wrapper->run(Array)
#9 {main}

That _might_ be something that was fixed in version 2.0.1 of the plugin, but I'm not entirely sure. If you are using version 2.0, try the new version and see if it does the trick.

It is trying to assign a collection to the imported items, but for some reason isn't finding the collection.

If I update the plug in will I lose any item data that has been added? I don't think I should but not sure. lmc

Nope! Update doesn't touch item data at all.