Flow price: --
1ffbc97efe81c6eb98e2f8f7259b4b74c99921640efcb4a270725f9b53643c7e

Transaction

Hash: 1ffbc97efe81c6eb98e2f8f7259b4b74c99921640efcb4a270725f9b53643c7e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1ffbc97efe81c6eb98e2f8f7259b4b74c99921640efcb4a270725f9b53643c7e: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:
1ffbc97efe81c6eb98e2f8f7259b4b74c99921640efcb4a270725f9b53643c7e
Status:
ERROR
Block height:
40119257
Block id:
61ae8f782bda84170aa039ef762b48231d412a1aea9b315a657b487290720014
Timestamp:
Tuesday 1 November 2022 at 17:43:07 UTC
()
Proposer:
Authorizers:
Gas used:
51