Flow price: --
951300212006201847eed8cc36342cefa5d27b6c73c0b3ce5faa728d1b768c35

Transaction

Hash: 951300212006201847eed8cc36342cefa5d27b6c73c0b3ce5faa728d1b768c35
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 951300212006201847eed8cc36342cefa5d27b6c73c0b3ce5faa728d1b768c35:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
951300212006201847eed8cc36342cefa5d27b6c73c0b3ce5faa728d1b768c35
Status:
ERROR
Block height:
40156277
Block id:
8975af4e296dc0d043ec05ef927547756d1e7bf6a056b5583e02e475a178f3a7
Timestamp:
Wednesday 2 November 2022 at 08:47:54 UTC
()
Proposer:
Authorizers:
Gas used:
47