Flow price: --
b204b39bcf48cb55766459aa9059200c245ae87e0483568887de1aa755a52ff7

Transaction

Hash: b204b39bcf48cb55766459aa9059200c245ae87e0483568887de1aa755a52ff7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b204b39bcf48cb55766459aa9059200c245ae87e0483568887de1aa755a52ff7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b204b39bcf48cb55766459aa9059200c245ae87e0483568887de1aa755a52ff7
Status:
ERROR
Block height:
40157483
Block id:
78b57d8d4c8e2d980ec285a5b3977f59fb09b0b2e290540b98573b983543c348
Timestamp:
Wednesday 2 November 2022 at 09:17:02 UTC
()
Proposer:
Authorizers:
Gas used:
48