Flow price: --
556e2a1777d7cf688438e002357c52e4024f8fce8a9d3e374c29a4ade39776ff

Transaction

Hash: 556e2a1777d7cf688438e002357c52e4024f8fce8a9d3e374c29a4ade39776ff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 556e2a1777d7cf688438e002357c52e4024f8fce8a9d3e374c29a4ade39776ff: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:
556e2a1777d7cf688438e002357c52e4024f8fce8a9d3e374c29a4ade39776ff
Status:
ERROR
Block height:
39864052
Block id:
561bd3fdb93ff8966ab34778b20a4b33bd315ab89d76bcc481b5c1f11f1a16e0
Timestamp:
Friday 28 October 2022 at 11:26:57 UTC
()
Proposer:
Authorizers:
Gas used:
47