Flow price: --
3f880b2e52464dec3525c971fe627b3eec47a33b09cd5cc173344c16a479fc78

Transaction

Hash: 3f880b2e52464dec3525c971fe627b3eec47a33b09cd5cc173344c16a479fc78
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3f880b2e52464dec3525c971fe627b3eec47a33b09cd5cc173344c16a479fc78:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3f880b2e52464dec3525c971fe627b3eec47a33b09cd5cc173344c16a479fc78
Status:
ERROR
Block height:
40035895
Block id:
d753caf92842090a2872036a6269d947b4b4bba03afa8db40d2a98e9c1403621
Timestamp:
Monday 31 October 2022 at 08:04:44 UTC
()
Proposer:
Authorizers:
Gas used:
47