Flow price: --
c65e593b627b2b56c62f3a5cab661c1cac3fee1c838458d837418e9784e54d71

Transaction

Hash: c65e593b627b2b56c62f3a5cab661c1cac3fee1c838458d837418e9784e54d71
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c65e593b627b2b56c62f3a5cab661c1cac3fee1c838458d837418e9784e54d71:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c65e593b627b2b56c62f3a5cab661c1cac3fee1c838458d837418e9784e54d71
Status:
ERROR
Block height:
39995738
Block id:
1f8fdf5f085a40df05a97fd096df36f6ae1c1d5423972df2ca8e6f85a51c8d2d
Timestamp:
Sunday 30 October 2022 at 16:03:43 UTC
()
Proposer:
Authorizers:
Gas used:
50