Flow price: --
485dc44dbf4942b563e710956fdeb1168e6395c96a1099e2171bcc3e04f8ce4b

Transaction

Hash: 485dc44dbf4942b563e710956fdeb1168e6395c96a1099e2171bcc3e04f8ce4b
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:
  --> 485dc44dbf4942b563e710956fdeb1168e6395c96a1099e2171bcc3e04f8ce4b: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:
485dc44dbf4942b563e710956fdeb1168e6395c96a1099e2171bcc3e04f8ce4b
Status:
ERROR
Block height:
41425460
Block id:
0348578db0359f7b5529c38daa4e80d61b3195ce1730e06bc67a96693126f47e
Timestamp:
Wednesday 23 November 2022 at 08:40:02 UTC
()
Proposer:
Authorizers:
Gas used:
23