Flow price: --
64ba91ed9f84344e0b89845d0dd630561bd4e83a06da73e307fa7f4d81017eff

Transaction

Hash: 64ba91ed9f84344e0b89845d0dd630561bd4e83a06da73e307fa7f4d81017eff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 64ba91ed9f84344e0b89845d0dd630561bd4e83a06da73e307fa7f4d81017eff: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:
64ba91ed9f84344e0b89845d0dd630561bd4e83a06da73e307fa7f4d81017eff
Status:
ERROR
Block height:
39814386
Block id:
0f495cc7f096128c03989c1aa58adada7a8f5f1695bd13f315b71574784dc29e
Timestamp:
Thursday 27 October 2022 at 15:24:06 UTC
()
Proposer:
Authorizers:
Gas used:
50