Flow price: --
596a91e8664ac6f9d522ab830ef76e152747ebaae31f921b26e10b45f254ec13

Transaction

Hash: 596a91e8664ac6f9d522ab830ef76e152747ebaae31f921b26e10b45f254ec13
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 596a91e8664ac6f9d522ab830ef76e152747ebaae31f921b26e10b45f254ec13:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
596a91e8664ac6f9d522ab830ef76e152747ebaae31f921b26e10b45f254ec13
Status:
ERROR
Block height:
39776003
Block id:
0e22535efbedd024dd1729df2ed54854fe39154b8ca42730e19da93fb26e2c0f
Timestamp:
Wednesday 26 October 2022 at 23:54:55 UTC
()
Proposer:
Authorizers:
Gas used:
46