Flow price: --
d94d25a872bfaf5d3d63fded5a3ed3c4722a27a13e95c32443b878bff2941e3f

Transaction

Hash: d94d25a872bfaf5d3d63fded5a3ed3c4722a27a13e95c32443b878bff2941e3f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d94d25a872bfaf5d3d63fded5a3ed3c4722a27a13e95c32443b878bff2941e3f: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:
d94d25a872bfaf5d3d63fded5a3ed3c4722a27a13e95c32443b878bff2941e3f
Status:
ERROR
Block height:
40134726
Block id:
9078167aa6388cc615726fcb2e7ff59df973eee755ff3eab848b86d95a935fd6
Timestamp:
Wednesday 2 November 2022 at 00:02:49 UTC
()
Proposer:
Authorizers:
Gas used:
48