Flow price: --
a0f370976914496508299de9d00ec43ea6ed50f40fcf9a7fbff5876dac78bbb1

Transaction

Hash: a0f370976914496508299de9d00ec43ea6ed50f40fcf9a7fbff5876dac78bbb1
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:
  --> a0f370976914496508299de9d00ec43ea6ed50f40fcf9a7fbff5876dac78bbb1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a0f370976914496508299de9d00ec43ea6ed50f40fcf9a7fbff5876dac78bbb1
Status:
ERROR
Block height:
41582755
Block id:
09a49add2d85e07e7ca4f79857e2b99c801d0bb0f8b92c894e8324e41577341a
Timestamp:
Friday 25 November 2022 at 21:34:51 UTC
()
Proposer:
Authorizers:
Gas used:
23