Flow price: --
528a643142f56fe96efe1139943a5c6f7a383c8e3873acaf8a1c503ca6c76424

Transaction

Hash: 528a643142f56fe96efe1139943a5c6f7a383c8e3873acaf8a1c503ca6c76424
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 528a643142f56fe96efe1139943a5c6f7a383c8e3873acaf8a1c503ca6c76424:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
528a643142f56fe96efe1139943a5c6f7a383c8e3873acaf8a1c503ca6c76424
Status:
ERROR
Block height:
40095000
Block id:
fb0859ddf900f0c07de3a0c9e331db27ef7da3a8ce542adef069e08c5f7394b4
Timestamp:
Tuesday 1 November 2022 at 07:53:23 UTC
()
Proposer:
Authorizers:
Gas used:
46