Flow price: --
e63087d96db9ea6bf1309e03820dfdbba5fd5eab52a7211c809b74999ea57d29

Transaction

Hash: e63087d96db9ea6bf1309e03820dfdbba5fd5eab52a7211c809b74999ea57d29
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e63087d96db9ea6bf1309e03820dfdbba5fd5eab52a7211c809b74999ea57d29:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e63087d96db9ea6bf1309e03820dfdbba5fd5eab52a7211c809b74999ea57d29
Status:
ERROR
Block height:
39924441
Block id:
2aecfcb75ad1bdc96eaac2e585058d362ab738fbe72c4d238fa5ac75600ff265
Timestamp:
Saturday 29 October 2022 at 11:34:07 UTC
()
Proposer:
Authorizers:
Gas used:
47