Flow price: --
122d7f8b2e914079c4e97ec4f7b78e610d77d925efba20c4bdbcf64dacedcf0e

Transaction

Hash: 122d7f8b2e914079c4e97ec4f7b78e610d77d925efba20c4bdbcf64dacedcf0e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 122d7f8b2e914079c4e97ec4f7b78e610d77d925efba20c4bdbcf64dacedcf0e: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:
122d7f8b2e914079c4e97ec4f7b78e610d77d925efba20c4bdbcf64dacedcf0e
Status:
ERROR
Block height:
39787451
Block id:
b33e6ada95fc0903773022f1d70b9ffef6b482b80f41e29094242d92bcff3557
Timestamp:
Thursday 27 October 2022 at 04:31:56 UTC
()
Proposer:
Authorizers:
Gas used:
47