Flow price: --
5544a7082fb5f8a81d524137dee2abcc220260d7c506be131f5bfab21c36666d

Transaction

Hash: 5544a7082fb5f8a81d524137dee2abcc220260d7c506be131f5bfab21c36666d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5544a7082fb5f8a81d524137dee2abcc220260d7c506be131f5bfab21c36666d: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:
5544a7082fb5f8a81d524137dee2abcc220260d7c506be131f5bfab21c36666d
Status:
ERROR
Block height:
40163613
Block id:
a03d69b1dc026dce769569baa68e30c27ea93464a75bb41c518068dba6d620dc
Timestamp:
Wednesday 2 November 2022 at 11:46:19 UTC
()
Proposer:
Authorizers:
Gas used:
47