Flow price: --
608ff3f7d8d28fea3770c8bfc1f273b6e6b656adb9297d0bd76da6c7e3379971

Transaction

Hash: 608ff3f7d8d28fea3770c8bfc1f273b6e6b656adb9297d0bd76da6c7e3379971
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 608ff3f7d8d28fea3770c8bfc1f273b6e6b656adb9297d0bd76da6c7e3379971:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
608ff3f7d8d28fea3770c8bfc1f273b6e6b656adb9297d0bd76da6c7e3379971
Status:
ERROR
Block height:
40140019
Block id:
7b0f3bece514278d500d0baa78b871462e99f6db4ba8c928c7ca5471b6cb4685
Timestamp:
Wednesday 2 November 2022 at 02:11:07 UTC
()
Proposer:
Authorizers:
Gas used:
50