Flow price: --
2c8d4065a475d87a46e64663b7c92ced1ec72e8ad6a5f7ee4c45696a8a88c277

Transaction

Hash: 2c8d4065a475d87a46e64663b7c92ced1ec72e8ad6a5f7ee4c45696a8a88c277
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2c8d4065a475d87a46e64663b7c92ced1ec72e8ad6a5f7ee4c45696a8a88c277:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2c8d4065a475d87a46e64663b7c92ced1ec72e8ad6a5f7ee4c45696a8a88c277
Status:
ERROR
Block height:
39859638
Block id:
684f0a80c1015a2cb9c3cd25a2bc45b3d64a6f8c9a6df58df71c1a4d9d1bce08
Timestamp:
Friday 28 October 2022 at 09:39:53 UTC
()
Proposer:
Authorizers:
Gas used:
50