Flow price: --
6e88940500035c6548c82a917d5bcbbb2b4a417c4cda48efc9357e606968d270

Transaction

Hash: 6e88940500035c6548c82a917d5bcbbb2b4a417c4cda48efc9357e606968d270
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6e88940500035c6548c82a917d5bcbbb2b4a417c4cda48efc9357e606968d270:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6e88940500035c6548c82a917d5bcbbb2b4a417c4cda48efc9357e606968d270
Status:
ERROR
Block height:
40125570
Block id:
4d306db9f815d66a989feb70c165d3cbff715afbe0e3a9665009a2b6e595468a
Timestamp:
Tuesday 1 November 2022 at 20:17:30 UTC
()
Proposer:
Authorizers:
Gas used:
48