Flow price: --
cb5d4394cddb4e306450bfb3aa89efb3bc0da311a5af7933878577b64a977cfe

Transaction

Hash: cb5d4394cddb4e306450bfb3aa89efb3bc0da311a5af7933878577b64a977cfe
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:
  --> cb5d4394cddb4e306450bfb3aa89efb3bc0da311a5af7933878577b64a977cfe: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:
cb5d4394cddb4e306450bfb3aa89efb3bc0da311a5af7933878577b64a977cfe
Status:
ERROR
Block height:
41579532
Block id:
ec17cc0bc5cbd04ee343e6077320eb88f00223f4fabdf37f8aede66a09072085
Timestamp:
Friday 25 November 2022 at 20:20:23 UTC
()
Proposer:
Authorizers:
Gas used:
24