Flow price: --
dc625f83cc3a8a554bfddbd33c98b96407aa81a212c89190f6bf4fe3d5616dd8

Transaction

Hash: dc625f83cc3a8a554bfddbd33c98b96407aa81a212c89190f6bf4fe3d5616dd8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dc625f83cc3a8a554bfddbd33c98b96407aa81a212c89190f6bf4fe3d5616dd8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dc625f83cc3a8a554bfddbd33c98b96407aa81a212c89190f6bf4fe3d5616dd8
Status:
ERROR
Block height:
39747947
Block id:
3002b220eb909cc4b7479c516ad9ef9598922eae9392d6b3e1ead81df02e4b9e
Timestamp:
Wednesday 26 October 2022 at 12:37:36 UTC
()
Proposer:
Authorizers:
Gas used:
50