Flow price: --
b6851b10a75eee388b17150975eb5afee3512da848718bcc5b6025459d66b311

Transaction

Hash: b6851b10a75eee388b17150975eb5afee3512da848718bcc5b6025459d66b311
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:
  --> b6851b10a75eee388b17150975eb5afee3512da848718bcc5b6025459d66b311:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b6851b10a75eee388b17150975eb5afee3512da848718bcc5b6025459d66b311
Status:
ERROR
Block height:
41159090
Block id:
7f1c27d6be1beaf8ca6698a89827f76215dcb13990397c9bec9e99324e866d6c
Timestamp:
Saturday 19 November 2022 at 01:28:10 UTC
()
Proposer:
Authorizers:
Gas used:
24