Flow price: --
56d0d2ea3aa31c44b711ce25342719631cbd7c1bb237ffc289e4fb43660f6783

Transaction

Hash: 56d0d2ea3aa31c44b711ce25342719631cbd7c1bb237ffc289e4fb43660f6783
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 56d0d2ea3aa31c44b711ce25342719631cbd7c1bb237ffc289e4fb43660f6783:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
56d0d2ea3aa31c44b711ce25342719631cbd7c1bb237ffc289e4fb43660f6783
Status:
ERROR
Block height:
40160006
Block id:
ce79677bbb005551d9fa486364ca6cdb656819370acfe37b3897da2b8d2ffb35
Timestamp:
Wednesday 2 November 2022 at 10:18:39 UTC
()
Proposer:
Authorizers:
Gas used:
50