Flow price: --
9b51794d2a013fd7860975423635b62fb7b9bc63d14302ca7271ebe26c251a18

Transaction

Hash: 9b51794d2a013fd7860975423635b62fb7b9bc63d14302ca7271ebe26c251a18
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9b51794d2a013fd7860975423635b62fb7b9bc63d14302ca7271ebe26c251a18:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9b51794d2a013fd7860975423635b62fb7b9bc63d14302ca7271ebe26c251a18
Status:
ERROR
Block height:
39942319
Block id:
084100a306ee450c73b2e95aef9fe10636aeae7787b9e0c809f040411a44d2e4
Timestamp:
Saturday 29 October 2022 at 18:47:34 UTC
()
Proposer:
Authorizers:
Gas used:
65