Flow price: --
9457af7ba1b710f473ee48b1cdc3f2970d77280ef46c6abc6fc3bd3374e491c9

Transaction

Hash: 9457af7ba1b710f473ee48b1cdc3f2970d77280ef46c6abc6fc3bd3374e491c9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9457af7ba1b710f473ee48b1cdc3f2970d77280ef46c6abc6fc3bd3374e491c9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9457af7ba1b710f473ee48b1cdc3f2970d77280ef46c6abc6fc3bd3374e491c9
Status:
ERROR
Block height:
39905056
Block id:
e6cdc3e07938bffad65ad96bb4feac2f2971bb0373420962b5445aa51368fe06
Timestamp:
Saturday 29 October 2022 at 03:47:25 UTC
()
Proposer:
Authorizers:
Gas used:
47