Flow price: --
b72c3eaa5e5cf5b5e74f7558079c0fbec0ac28a3abb7130a85996d17e29266ac

Transaction

Hash: b72c3eaa5e5cf5b5e74f7558079c0fbec0ac28a3abb7130a85996d17e29266ac
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b72c3eaa5e5cf5b5e74f7558079c0fbec0ac28a3abb7130a85996d17e29266ac: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:
b72c3eaa5e5cf5b5e74f7558079c0fbec0ac28a3abb7130a85996d17e29266ac
Status:
ERROR
Block height:
40147985
Block id:
0a9c58380d96a386f1837fe4186252fb301158d6462bc4adabc9bb4af2d0ba29
Timestamp:
Wednesday 2 November 2022 at 05:24:57 UTC
()
Proposer:
Authorizers:
Gas used:
52