In my local everything works great. But when I deployed app to the App Engine and tried to upload image I get 500 error. This is trace:
2019-05-10 18:12:27.457 NOVTsuspended generator _make_token_async(rest_api.py:103) raised InternalError(5: ) (/base/alloc/tmpfs/dynamic_runtimes/python27g/7679791231c143f9/python27/python27_lib/versions/1/google/appengine/ext/ndb/tasklets.py:468)
2019-05-10 18:12:27.457 NOVT
suspended generator get_token_async(rest_api.py:214) raised InternalError(5: ) (/base/alloc/tmpfs/dynamic_runtimes/python27g/7679791231c143f9/python27/python27_lib/versions/1/google/appengine/ext/ndb/tasklets.py:468)
2019-05-10 18:12:27.457 NOVT
suspended generator urlfetch_async(rest_api.py:247) raised InternalError(5: ) (/base/alloc/tmpfs/dynamic_runtimes/python27g/7679791231c143f9/python27/python27_lib/versions/1/google/appengine/ext/ndb/tasklets.py:468)
2019-05-10 18:12:27.457 NOVT
Tasklet is <bound method _StorageApi.urlfetch_async of <cloudstorage.storage_api._StorageApi object at 0x2aaeaca69690>> (
/base/data/home/apps/s~backend-dev/0-0-3.418084651507050586/sitepackages/prod/cloudstorage/api_utils.py:177)
2019-05-10 18:12:27.457 NOVT
Got exception "InternalError('5: ',)" from tasklet. (
/base/data/home/apps/s~backend-dev/0-0-3.418084651507050586/sitepackages/prod/cloudstorage/api_utils.py:197)
2019-05-10 18:12:27.458 NOVT
Retry in 0.1 seconds. (
/base/data/home/apps/s~backend-dev/0-0-3.418084651507050586/sitepackages/prod/cloudstorage/api_utils.py:198)
2019-05-10 18:12:27.578 NOVT
suspended generator _make_token_async(rest_api.py:103) raised InternalError(5: ) (/base/alloc/tmpfs/dynamic_runtimes/python27g/7679791231c143f9/python27/python27_lib/versions/1/google/appengine/ext/ndb/tasklets.py:468)
2019-05-10 18:12:27.578 NOVT
suspended generator get_token_async(rest_api.py:214) raised InternalError(5: ) (/base/alloc/tmpfs/dynamic_runtimes/python27g/7679791231c143f9/python27/python27_lib/versions/1/google/appengine/ext/ndb/tasklets.py:468)
2019-05-10 18:12:27.579 NOVT
suspended generator urlfetch_async(rest_api.py:247) raised InternalError(5: ) (/base/alloc/tmpfs/dynamic_runtimes/python27g/7679791231c143f9/python27/python27_lib/versions/1/google/appengine/ext/ndb/tasklets.py:468)
2019-05-10 18:12:27.579 NOVT
Got exception "InternalError('5: ',)" from tasklet. (
/base/data/home/apps/s~backend-dev/0-0-3.418084651507050586/sitepackages/prod/cloudstorage/api_utils.py:197)