Flow price: --
1e099322f04caa01888cec9c91cf161e18e6b891b5993583a7281d5bcca2ad97

Transaction

Hash: 1e099322f04caa01888cec9c91cf161e18e6b891b5993583a7281d5bcca2ad97
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1e099322f04caa01888cec9c91cf161e18e6b891b5993583a7281d5bcca2ad97:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1e099322f04caa01888cec9c91cf161e18e6b891b5993583a7281d5bcca2ad97
Status:
ERROR
Block height:
39906383
Block id:
c4a4470d8b87433bc7a221a3bff7b73a01db5fb766d3887a7e64996561dd327e
Timestamp:
Saturday 29 October 2022 at 04:19:08 UTC
()
Proposer:
Authorizers:
Gas used:
48