Flow price: --
3479d2428ba59271f069fddbf6cf0763289aea2f000f270d2e179df7fd5b9369

Transaction

Hash: 3479d2428ba59271f069fddbf6cf0763289aea2f000f270d2e179df7fd5b9369
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3479d2428ba59271f069fddbf6cf0763289aea2f000f270d2e179df7fd5b9369:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3479d2428ba59271f069fddbf6cf0763289aea2f000f270d2e179df7fd5b9369
Status:
ERROR
Block height:
39807292
Block id:
ceb50527cf0ba51fe7122039ab3c664f92a4761f493e1da9680024a54937d407
Timestamp:
Thursday 27 October 2022 at 12:31:56 UTC
()
Proposer:
Authorizers:
Gas used:
46