Flow price: --
74e8cab106dc48509adff866a265d1d59c2008a9057684740324f1f0b5285d29

Transaction

Hash: 74e8cab106dc48509adff866a265d1d59c2008a9057684740324f1f0b5285d29
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 74e8cab106dc48509adff866a265d1d59c2008a9057684740324f1f0b5285d29:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
74e8cab106dc48509adff866a265d1d59c2008a9057684740324f1f0b5285d29
Status:
ERROR
Block height:
39815910
Block id:
434531cf40944fe0bf2c6e689ee4b9910a8991a4fdede60029bb8de64aba9177
Timestamp:
Thursday 27 October 2022 at 16:00:39 UTC
()
Proposer:
Authorizers:
Gas used:
50