Flow price: --
9440142f9c3f9795da23632f8069134320104008bf8430acc3872e6d902b4f75

Transaction

Hash: 9440142f9c3f9795da23632f8069134320104008bf8430acc3872e6d902b4f75
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9440142f9c3f9795da23632f8069134320104008bf8430acc3872e6d902b4f75:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9440142f9c3f9795da23632f8069134320104008bf8430acc3872e6d902b4f75
Status:
ERROR
Block height:
40034878
Block id:
375292502719d1060e592c8b8a2d9335bd97f7a5372df14628999f7f54da6d16
Timestamp:
Monday 31 October 2022 at 07:40:44 UTC
()
Proposer:
Authorizers:
Gas used:
50