Flow price: --
da65b967a5a85e6bc0173d93a00f8e35cd8c62e2ee41c98d771efca1f7afa203

Transaction

Hash: da65b967a5a85e6bc0173d93a00f8e35cd8c62e2ee41c98d771efca1f7afa203
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> da65b967a5a85e6bc0173d93a00f8e35cd8c62e2ee41c98d771efca1f7afa203:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
da65b967a5a85e6bc0173d93a00f8e35cd8c62e2ee41c98d771efca1f7afa203
Status:
ERROR
Block height:
39785786
Block id:
e3888f55fd62f157484ed9036065c9cadb060160e1ab465d88ea06daedc82685
Timestamp:
Thursday 27 October 2022 at 03:51:50 UTC
()
Proposer:
Authorizers:
Gas used:
46