Flow price: --
f79fb859a7c8643138605127122776fae6e9e6a85537b33bd28961870c301ef5

Transaction

Hash: f79fb859a7c8643138605127122776fae6e9e6a85537b33bd28961870c301ef5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f79fb859a7c8643138605127122776fae6e9e6a85537b33bd28961870c301ef5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f79fb859a7c8643138605127122776fae6e9e6a85537b33bd28961870c301ef5
Status:
ERROR
Block height:
40081365
Block id:
61e479c1c855e0a4c83b6ad3f8e31c33e7f96ab3ac5a0ba460842521153e9a44
Timestamp:
Tuesday 1 November 2022 at 02:21:13 UTC
()
Proposer:
Authorizers:
Gas used:
46