Flow price: --
9dcbe4a4437508695b30411166f0141ca488fdce021a6416d98a0a4959976f97

Transaction

Hash: 9dcbe4a4437508695b30411166f0141ca488fdce021a6416d98a0a4959976f97
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9dcbe4a4437508695b30411166f0141ca488fdce021a6416d98a0a4959976f97:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9dcbe4a4437508695b30411166f0141ca488fdce021a6416d98a0a4959976f97
Status:
ERROR
Block height:
40136442
Block id:
94306bd231797e2f59a178938aac34b4528f0a8cb0f9fa48a67579719aef8e18
Timestamp:
Wednesday 2 November 2022 at 00:44:04 UTC
()
Proposer:
Authorizers:
Gas used:
47