Flow price: --
ef8f14c9e473e6cbc90bd63c9d745d9266888bc342ef5d7afa9ea4386858c528

Transaction

Hash: ef8f14c9e473e6cbc90bd63c9d745d9266888bc342ef5d7afa9ea4386858c528
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ef8f14c9e473e6cbc90bd63c9d745d9266888bc342ef5d7afa9ea4386858c528:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ef8f14c9e473e6cbc90bd63c9d745d9266888bc342ef5d7afa9ea4386858c528
Status:
ERROR
Block height:
40117477
Block id:
550e975c88d9435e47c36df867f5dcbf1883f4f14646da922749aa43c2b701b3
Timestamp:
Tuesday 1 November 2022 at 16:59:49 UTC
()
Proposer:
Authorizers:
Gas used:
48