Flow price: --
0caf7c8fbe1e372792056ab617f7753e16456bdcd8dc92f17fdc7f0a5e2c8d43

Transaction

Hash: 0caf7c8fbe1e372792056ab617f7753e16456bdcd8dc92f17fdc7f0a5e2c8d43
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0caf7c8fbe1e372792056ab617f7753e16456bdcd8dc92f17fdc7f0a5e2c8d43:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0caf7c8fbe1e372792056ab617f7753e16456bdcd8dc92f17fdc7f0a5e2c8d43
Status:
ERROR
Block height:
40117554
Block id:
93dc37ac3024bb695ad768b7585a3cea94f27bc3d58f7c6cf457a5569e839d35
Timestamp:
Tuesday 1 November 2022 at 17:01:38 UTC
()
Proposer:
Authorizers:
Gas used:
50