Flow price: --
eefbbed77f1bffc0646ee68226e9dcdf2b953b8ef51d61738fab29daa5c2e356

Transaction

Hash: eefbbed77f1bffc0646ee68226e9dcdf2b953b8ef51d61738fab29daa5c2e356
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> eefbbed77f1bffc0646ee68226e9dcdf2b953b8ef51d61738fab29daa5c2e356:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
eefbbed77f1bffc0646ee68226e9dcdf2b953b8ef51d61738fab29daa5c2e356
Status:
ERROR
Block height:
40004004
Block id:
20862453e334b7ed06adc3ee9d93634ad60bf20534ce9f4a8d958e527bf00b8a
Timestamp:
Sunday 30 October 2022 at 19:22:00 UTC
()
Proposer:
Authorizers:
Gas used:
50