Flow price: --
01ac659a2482b32342870b22f6102d29f7562fbc8345d4479dd31c1edbe9ea49

Transaction

Hash: 01ac659a2482b32342870b22f6102d29f7562fbc8345d4479dd31c1edbe9ea49
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 01ac659a2482b32342870b22f6102d29f7562fbc8345d4479dd31c1edbe9ea49:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
01ac659a2482b32342870b22f6102d29f7562fbc8345d4479dd31c1edbe9ea49
Status:
ERROR
Block height:
40109813
Block id:
8035372113a81b60f3b4268db69b8aea0a1d15d99fb3d849611701493388afcc
Timestamp:
Tuesday 1 November 2022 at 13:53:16 UTC
()
Proposer:
Authorizers:
Gas used:
48