Flow price: --
3188a5fd8b83fd03688db212fc446479e5ccc057f35bf64c74f3ab7ccc9e30ff

Transaction

Hash: 3188a5fd8b83fd03688db212fc446479e5ccc057f35bf64c74f3ab7ccc9e30ff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3188a5fd8b83fd03688db212fc446479e5ccc057f35bf64c74f3ab7ccc9e30ff: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:
3188a5fd8b83fd03688db212fc446479e5ccc057f35bf64c74f3ab7ccc9e30ff
Status:
ERROR
Block height:
40101041
Block id:
cb5ff2aef3f2f8297b21a204a4c53d251ffc95e25cfcb302d994f680a74bcf88
Timestamp:
Tuesday 1 November 2022 at 10:20:20 UTC
()
Proposer:
Authorizers:
Gas used:
46