Flow price: --
8f8f83d381e75c6560e5ddc3b7c5afd68c3f940d428c10d1208844e2ce731c33

Transaction

Hash: 8f8f83d381e75c6560e5ddc3b7c5afd68c3f940d428c10d1208844e2ce731c33
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8f8f83d381e75c6560e5ddc3b7c5afd68c3f940d428c10d1208844e2ce731c33:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8f8f83d381e75c6560e5ddc3b7c5afd68c3f940d428c10d1208844e2ce731c33
Status:
ERROR
Block height:
39976801
Block id:
f4981616275bc9331cec6bbe65ddbafeb23897e2e2542ba964eaef1109cb1b03
Timestamp:
Sunday 30 October 2022 at 08:29:12 UTC
()
Proposer:
Authorizers:
Gas used:
49