Flow price: --
1c9c7cb4a373266da1cffe56d363a1315e6aa8c1eca49434bafe0f9a1cb04ca1

Transaction

Hash: 1c9c7cb4a373266da1cffe56d363a1315e6aa8c1eca49434bafe0f9a1cb04ca1
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:
  --> 1c9c7cb4a373266da1cffe56d363a1315e6aa8c1eca49434bafe0f9a1cb04ca1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
1c9c7cb4a373266da1cffe56d363a1315e6aa8c1eca49434bafe0f9a1cb04ca1
Status:
ERROR
Block height:
41661586
Block id:
17f38c1809a6710e777a9c3e7d0324318c003f30c0cdb778ca70a308f3f0b837
Timestamp:
Sunday 27 November 2022 at 04:11:22 UTC
()
Proposer:
Authorizers:
Gas used:
23