Flow price: --
2aa766aa4189ed30ddf04d01604182ec7d147b56454725dd696979a365cbfdab

Transaction

Hash: 2aa766aa4189ed30ddf04d01604182ec7d147b56454725dd696979a365cbfdab
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2aa766aa4189ed30ddf04d01604182ec7d147b56454725dd696979a365cbfdab: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:
2aa766aa4189ed30ddf04d01604182ec7d147b56454725dd696979a365cbfdab
Status:
ERROR
Block height:
40079858
Block id:
969dea0f032efb9434133b06ca6cb9324d4f658115eaa76ca5326a6303c15e13
Timestamp:
Tuesday 1 November 2022 at 01:44:07 UTC
()
Proposer:
Authorizers:
Gas used:
47