Flow price: --
c5b1e5b62733f42cf444130e985457e5fe7d97e4c086f23d0b56ca2583b7adad

Transaction

Hash: c5b1e5b62733f42cf444130e985457e5fe7d97e4c086f23d0b56ca2583b7adad
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c5b1e5b62733f42cf444130e985457e5fe7d97e4c086f23d0b56ca2583b7adad: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:
c5b1e5b62733f42cf444130e985457e5fe7d97e4c086f23d0b56ca2583b7adad
Status:
ERROR
Block height:
39730352
Block id:
246909c57aab64fe6521aa171e7dad8c9c615b1008a91ac9da742a22bf2764b3
Timestamp:
Wednesday 26 October 2022 at 05:32:10 UTC
()
Proposer:
Authorizers:
Gas used:
46