Flow price: --
81d7981c360a4ee6a0a48d3b569076d79a68a19fecfdf9873ffdad9393b07401

Transaction

Hash: 81d7981c360a4ee6a0a48d3b569076d79a68a19fecfdf9873ffdad9393b07401
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 81d7981c360a4ee6a0a48d3b569076d79a68a19fecfdf9873ffdad9393b07401:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
81d7981c360a4ee6a0a48d3b569076d79a68a19fecfdf9873ffdad9393b07401
Status:
ERROR
Block height:
39745548
Block id:
92a425d9e1ae9c2378af80e3fc818073163ff417758bcf15f60e055af54917ab
Timestamp:
Wednesday 26 October 2022 at 11:40:00 UTC
()
Proposer:
Authorizers:
Gas used:
46