Flow price: --
a57f59cfd4c4f13bb80a65a0dc84eb24bc23144a794ab6e4c0c04f2a6f700738

Transaction

Hash: a57f59cfd4c4f13bb80a65a0dc84eb24bc23144a794ab6e4c0c04f2a6f700738
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> a57f59cfd4c4f13bb80a65a0dc84eb24bc23144a794ab6e4c0c04f2a6f700738:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
a57f59cfd4c4f13bb80a65a0dc84eb24bc23144a794ab6e4c0c04f2a6f700738
Status:
ERROR
Block height:
41638277
Block id:
45c82d3b71e3b68411758cf512163d044c7a72fdb9d71cb026058186be68f894
Timestamp:
Saturday 26 November 2022 at 19:08:33 UTC
()
Proposer:
Authorizers:
Gas used:
27