George
unread,Jan 10, 2012, 11:04:13 AM1/10/12Sign in to reply to author
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to Canvas LMS Users
Hi all, I've seen this on earlier threads but was wondering if there
are any updates. I've created a very basic course, exported it, then
tried to import it into a new course, and the .imscc file import fails
with the error below. Does anyone happen to have any tips on how to
debug? (I have followed the previous guidance on the QTI importer
script.)
Thank you,
-George
category: content_migration
exception_message: undefined method `[]' for nil:NilClass
/mnt/storage/canvas/lib/canvas/migration/migrator.rb:45:in
`initialize'
/mnt/storage/canvas/lib/cc/importer/canvas/converter.rb:33:in
`initialize'
/mnt/storage/canvas/lib/cc/importer/cc_worker.rb:32:in `new'
/mnt/storage/canvas/lib/cc/importer/cc_worker.rb:32:in `perform'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/backend/
base.rb:96:in `invoke_job'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
124:in `perform'
/usr/lib/ruby/1.8/timeout.rb:62:in `timeout'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
124:in `perform'
/usr/lib/ruby/1.8/benchmark.rb:308:in `realtime'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
123:in `perform'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
96:in `run'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
195:in `configure_for_job'
/usr/lib/ruby/1.8/tmpdir.rb:129:in `mktmpdir'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
193:in `configure_for_job'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
94:in `run'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
69:in `start'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
68:in `loop'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/worker.rb:
68:in `start'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
121:in `spawn_worker'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
118:in `fork'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
118:in `spawn_worker'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
160:in `join'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
152:in `loop'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
152:in `join'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
76:in `start'
/mnt/storage/canvas/vendor/plugins/delayed_job/lib/delayed/pool.rb:
45:in `run'
/mnt/storage/canvas/script/delayed_job:5