Flow price: --
874013913db1e891f6c9b4ea58d79612daf00b73a26113938a0eaebdd41bab7a

Transaction

Hash: 874013913db1e891f6c9b4ea58d79612daf00b73a26113938a0eaebdd41bab7a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 874013913db1e891f6c9b4ea58d79612daf00b73a26113938a0eaebdd41bab7a: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:
874013913db1e891f6c9b4ea58d79612daf00b73a26113938a0eaebdd41bab7a
Status:
ERROR
Block height:
39752633
Block id:
5815457936366fc3f3fc9b9b171429d3481a2ed86c59239681aa5e79e325083c
Timestamp:
Wednesday 26 October 2022 at 14:30:31 UTC
()
Proposer:
Authorizers:
Gas used:
48