Flow price: --
ec593ddea228d019b787b9dc732aff32619ea2589a13a5d17f866a85dbd2eb29

Transaction

Hash: ec593ddea228d019b787b9dc732aff32619ea2589a13a5d17f866a85dbd2eb29
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ec593ddea228d019b787b9dc732aff32619ea2589a13a5d17f866a85dbd2eb29:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ec593ddea228d019b787b9dc732aff32619ea2589a13a5d17f866a85dbd2eb29
Status:
ERROR
Block height:
40129323
Block id:
9ca61f6e58868414bf58caa059249f97f2c084a682bbc1a670f71fda415abebc
Timestamp:
Tuesday 1 November 2022 at 21:49:41 UTC
()
Proposer:
Authorizers:
Gas used:
47