Flow price: --
71143384653dc48a50f3e813a01185aa8cff3b9a78c1d82f985abe011a85bd4c

Transaction

Hash: 71143384653dc48a50f3e813a01185aa8cff3b9a78c1d82f985abe011a85bd4c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 71143384653dc48a50f3e813a01185aa8cff3b9a78c1d82f985abe011a85bd4c: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:
71143384653dc48a50f3e813a01185aa8cff3b9a78c1d82f985abe011a85bd4c
Status:
ERROR
Block height:
39792902
Block id:
e99f05ffbcfc5b74269d5428b62d2a7311c391c5772e56911da4ca8732ec0af1
Timestamp:
Thursday 27 October 2022 at 06:43:11 UTC
()
Proposer:
Authorizers:
Gas used:
39