Flow price: --
5cae6620ad0bd75a6e1157aeaa6bfe729f0a71be86249f1b23603be4de06f179

Transaction

Hash: 5cae6620ad0bd75a6e1157aeaa6bfe729f0a71be86249f1b23603be4de06f179
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5cae6620ad0bd75a6e1157aeaa6bfe729f0a71be86249f1b23603be4de06f179:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5cae6620ad0bd75a6e1157aeaa6bfe729f0a71be86249f1b23603be4de06f179
Status:
ERROR
Block height:
40167217
Block id:
61ede745c2ebfc3c5441b117a74ea4306e781ba949af887be9d7b00c90b01388
Timestamp:
Wednesday 2 November 2022 at 13:13:02 UTC
()
Proposer:
Authorizers:
Gas used:
48