Flow price: --
324c627e2f34e2dfb8b9ac7e69fbefebd2672e6efa9e901864875b0053b1e62d

Transaction

Hash: 324c627e2f34e2dfb8b9ac7e69fbefebd2672e6efa9e901864875b0053b1e62d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 324c627e2f34e2dfb8b9ac7e69fbefebd2672e6efa9e901864875b0053b1e62d: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:
324c627e2f34e2dfb8b9ac7e69fbefebd2672e6efa9e901864875b0053b1e62d
Status:
ERROR
Block height:
40165999
Block id:
d7c0eb974160e5cd216721b3c2565917dcadb7b190a806b8a3d52f7f1bc64eb9
Timestamp:
Wednesday 2 November 2022 at 12:43:26 UTC
()
Proposer:
Authorizers:
Gas used:
50