Flow price: --
3ef75b04f534a19bb15108c70e94d4cdeaa94b75ea279e59e388fc3436c897bc

Transaction

Hash: 3ef75b04f534a19bb15108c70e94d4cdeaa94b75ea279e59e388fc3436c897bc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3ef75b04f534a19bb15108c70e94d4cdeaa94b75ea279e59e388fc3436c897bc: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:
3ef75b04f534a19bb15108c70e94d4cdeaa94b75ea279e59e388fc3436c897bc
Status:
ERROR
Block height:
39917677
Block id:
d53b54fa123c131ebab58f853f5a2d76bb0300ecab048169100995d3a75be9d5
Timestamp:
Saturday 29 October 2022 at 08:50:39 UTC
()
Proposer:
Authorizers:
Gas used:
46