Flow price: --
41c7294fcecf4f05c2fdeed8633f6dec98f64c3a4896cd579abcc3d8c6f481e7

Transaction

Hash: 41c7294fcecf4f05c2fdeed8633f6dec98f64c3a4896cd579abcc3d8c6f481e7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 41c7294fcecf4f05c2fdeed8633f6dec98f64c3a4896cd579abcc3d8c6f481e7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
41c7294fcecf4f05c2fdeed8633f6dec98f64c3a4896cd579abcc3d8c6f481e7
Status:
ERROR
Block height:
39729584
Block id:
b3611d2ff6fc49ecdbfa86b7fabeafb72d587ed7bf63f3ba955249d06ee4a88b
Timestamp:
Wednesday 26 October 2022 at 05:13:43 UTC
()
Proposer:
Authorizers:
Gas used:
46