Flow price: --
0f688c997c9fe3ee0ce5726eaaf63787c8020b9f8f4ad050bd9b6046251cf710

Transaction

Hash: 0f688c997c9fe3ee0ce5726eaaf63787c8020b9f8f4ad050bd9b6046251cf710
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0f688c997c9fe3ee0ce5726eaaf63787c8020b9f8f4ad050bd9b6046251cf710:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0f688c997c9fe3ee0ce5726eaaf63787c8020b9f8f4ad050bd9b6046251cf710
Status:
ERROR
Block height:
40060397
Block id:
1095e016e055b9004135b9606ad145951625be9ce3da8a988ac10ac066159361
Timestamp:
Monday 31 October 2022 at 17:59:03 UTC
()
Proposer:
Authorizers:
Gas used:
46