Flow price: --
05b028ce7fe6cd1419f927057b06e91cdf5427e10e27cb0d9a4d34e8fc6c5026

Transaction

Hash: 05b028ce7fe6cd1419f927057b06e91cdf5427e10e27cb0d9a4d34e8fc6c5026
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 05b028ce7fe6cd1419f927057b06e91cdf5427e10e27cb0d9a4d34e8fc6c5026:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
05b028ce7fe6cd1419f927057b06e91cdf5427e10e27cb0d9a4d34e8fc6c5026
Status:
ERROR
Block height:
40041041
Block id:
d90ff2937b55d46af2213d4f11d2de95113f2ba08cde02a2542cfd30e19b203e
Timestamp:
Monday 31 October 2022 at 10:09:10 UTC
()
Proposer:
Authorizers:
Gas used:
47