Flow price: --
900fbd483bb99acc2c902466e8c0e58374044f8349be577d86113fc9e6c6bac6

Transaction

Hash: 900fbd483bb99acc2c902466e8c0e58374044f8349be577d86113fc9e6c6bac6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 900fbd483bb99acc2c902466e8c0e58374044f8349be577d86113fc9e6c6bac6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
900fbd483bb99acc2c902466e8c0e58374044f8349be577d86113fc9e6c6bac6
Status:
ERROR
Block height:
39760205
Block id:
2734afec4959c5fb8dbe36a678f80f15001a7060b5e09c8f096ec2ea6bf96625
Timestamp:
Wednesday 26 October 2022 at 17:33:34 UTC
()
Proposer:
Authorizers:
Gas used:
48