Flow price: --
5239cd90c2d9a9613972c140b84f0ffbe96351b3a5348aeed14cd79944b3edcc

Transaction

Hash: 5239cd90c2d9a9613972c140b84f0ffbe96351b3a5348aeed14cd79944b3edcc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5239cd90c2d9a9613972c140b84f0ffbe96351b3a5348aeed14cd79944b3edcc: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:
5239cd90c2d9a9613972c140b84f0ffbe96351b3a5348aeed14cd79944b3edcc
Status:
ERROR
Block height:
39926311
Block id:
a39b977fd0e3ab62dbecd9cd806a1036001a1523a7b90335c26423d97b86b579
Timestamp:
Saturday 29 October 2022 at 12:19:37 UTC
()
Proposer:
Authorizers:
Gas used:
46