Flow price: --
6e306b1a967a052eef70c726614de31c5fb54d6bba0646bfbd0303370a3bf997

Transaction

Hash: 6e306b1a967a052eef70c726614de31c5fb54d6bba0646bfbd0303370a3bf997
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6e306b1a967a052eef70c726614de31c5fb54d6bba0646bfbd0303370a3bf997:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6e306b1a967a052eef70c726614de31c5fb54d6bba0646bfbd0303370a3bf997
Status:
ERROR
Block height:
40151211
Block id:
dc0bf2a02ad39a815c9678dc2d8f746950a20069ee6914ca65911af465e3d3fd
Timestamp:
Wednesday 2 November 2022 at 06:44:04 UTC
()
Proposer:
Authorizers:
Gas used:
49