Flow price: --
7f21664d2e391b94322c9048543eac9c8cec9415196a9a04f0a87431f74e078f

Transaction

Hash: 7f21664d2e391b94322c9048543eac9c8cec9415196a9a04f0a87431f74e078f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 7f21664d2e391b94322c9048543eac9c8cec9415196a9a04f0a87431f74e078f: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:
7f21664d2e391b94322c9048543eac9c8cec9415196a9a04f0a87431f74e078f
Status:
ERROR
Block height:
39807292
Block id:
ceb50527cf0ba51fe7122039ab3c664f92a4761f493e1da9680024a54937d407
Timestamp:
Thursday 27 October 2022 at 12:31:56 UTC
()
Proposer:
Authorizers:
Gas used:
49