Flow price: --
83d21b2f968d1266e7d1a83099796ae7d259e566ab8c79724f8924e1a8323785

Transaction

Hash: 83d21b2f968d1266e7d1a83099796ae7d259e566ab8c79724f8924e1a8323785
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 83d21b2f968d1266e7d1a83099796ae7d259e566ab8c79724f8924e1a8323785:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
83d21b2f968d1266e7d1a83099796ae7d259e566ab8c79724f8924e1a8323785
Status:
ERROR
Block height:
39838257
Block id:
22beccae67049111625690f380efd0f7f8b0c19a22811d60d862815683434ddf
Timestamp:
Friday 28 October 2022 at 01:02:08 UTC
()
Proposer:
Authorizers:
Gas used:
47