Flow price: --
7186bde68f33fa4ba7335ff88a084afd450cb20aeb0dfd495180d0aea1072dfd

Transaction

Hash: 7186bde68f33fa4ba7335ff88a084afd450cb20aeb0dfd495180d0aea1072dfd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7186bde68f33fa4ba7335ff88a084afd450cb20aeb0dfd495180d0aea1072dfd: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:
7186bde68f33fa4ba7335ff88a084afd450cb20aeb0dfd495180d0aea1072dfd
Status:
ERROR
Block height:
39858670
Block id:
a8af037a98c3b8adcb764fa8074413cba3a4e6121922e66b2fa06fc443c024cf
Timestamp:
Friday 28 October 2022 at 09:16:45 UTC
()
Proposer:
Authorizers:
Gas used:
47