Flow price: --
4495800a2c4e53342dd7b170c18a84475ede4b4bd2123708ccdaac0b51c8e055

Transaction

Hash: 4495800a2c4e53342dd7b170c18a84475ede4b4bd2123708ccdaac0b51c8e055
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4495800a2c4e53342dd7b170c18a84475ede4b4bd2123708ccdaac0b51c8e055:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4495800a2c4e53342dd7b170c18a84475ede4b4bd2123708ccdaac0b51c8e055
Status:
ERROR
Block height:
40156250
Block id:
b11ab77670f2ba1d941ec2365a0d9d471e5abaa4b8e4f89d1c9176b41919bb39
Timestamp:
Wednesday 2 November 2022 at 08:47:09 UTC
()
Proposer:
Authorizers:
Gas used:
48