Flow price: --
6249a2b7a9742495d1fd0a54944db9171d01a367669bc19d530c09a3aa9203ee

Transaction

Hash: 6249a2b7a9742495d1fd0a54944db9171d01a367669bc19d530c09a3aa9203ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6249a2b7a9742495d1fd0a54944db9171d01a367669bc19d530c09a3aa9203ee:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6249a2b7a9742495d1fd0a54944db9171d01a367669bc19d530c09a3aa9203ee
Status:
ERROR
Block height:
39731731
Block id:
fba641e7f2df1a8b03d0e8c257324840efe36ccc0e3a3888c3f61a03eff4d532
Timestamp:
Wednesday 26 October 2022 at 06:05:03 UTC
()
Proposer:
Authorizers:
Gas used:
48