Flow price: --
ca1c221d0ecf8bd848388b99d4ae7817b92d7a263d19c89a6724378f3bdc3ad5

Transaction

Hash: ca1c221d0ecf8bd848388b99d4ae7817b92d7a263d19c89a6724378f3bdc3ad5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ca1c221d0ecf8bd848388b99d4ae7817b92d7a263d19c89a6724378f3bdc3ad5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ca1c221d0ecf8bd848388b99d4ae7817b92d7a263d19c89a6724378f3bdc3ad5
Status:
ERROR
Block height:
40121808
Block id:
9b4b5a2d006588d97c002acdce5ac07a0bd6ca4921144a1b2178a5c9757292b5
Timestamp:
Tuesday 1 November 2022 at 18:45:01 UTC
()
Proposer:
Authorizers:
Gas used:
46