Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: failed to save object: path /storage/BLUESCollection in account 0x6b5a462286dd3e21 already stores an object
  --> 6ffc1d03ffb42daa6f0f680aa5e0be87860e91913f322cf58b2048f1139c2af0:11:24
   |
11 |                         acct.save<@BLUES.Collection>(<-collection, to: /storage/BLUESCollection)
   |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^