Flow price: --
0c87602172b7c57c0ad0c939de1322c1fb8e06f6cdff84dc97de47059e3278f5

Transaction

Hash: 0c87602172b7c57c0ad0c939de1322c1fb8e06f6cdff84dc97de47059e3278f5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0c87602172b7c57c0ad0c939de1322c1fb8e06f6cdff84dc97de47059e3278f5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0c87602172b7c57c0ad0c939de1322c1fb8e06f6cdff84dc97de47059e3278f5
Status:
ERROR
Block height:
39881975
Block id:
774d81ab3ef6d38e7b6cfe4636dc65b0ead64c3500fb3d427abd53b005a49227
Timestamp:
Friday 28 October 2022 at 18:37:06 UTC
()
Proposer:
Authorizers:
Gas used:
50