Flow price: --
d201d66e3e540de632ca8baca398f69f04985d93c948ad39fcfbc183ebc06e4f

Transaction

Hash: d201d66e3e540de632ca8baca398f69f04985d93c948ad39fcfbc183ebc06e4f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d201d66e3e540de632ca8baca398f69f04985d93c948ad39fcfbc183ebc06e4f: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:
d201d66e3e540de632ca8baca398f69f04985d93c948ad39fcfbc183ebc06e4f
Status:
ERROR
Block height:
40124118
Block id:
4737fe5e7e83a46a9ee6358c5d0fac8774dec862a124841814d7de5e7f450f8f
Timestamp:
Tuesday 1 November 2022 at 19:41:38 UTC
()
Proposer:
Authorizers:
Gas used:
48