Flow price: --
f1b6894970ade4d31274da78121a9a92bf76df4a9148f78d17f78627baacba32

Transaction

Hash: f1b6894970ade4d31274da78121a9a92bf76df4a9148f78d17f78627baacba32
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:
  --> f1b6894970ade4d31274da78121a9a92bf76df4a9148f78d17f78627baacba32:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f1b6894970ade4d31274da78121a9a92bf76df4a9148f78d17f78627baacba32
Status:
ERROR
Block height:
40186954
Block id:
d65ff3175b693dc5b6d23773b74d7bfe79a9b478466f5300c45dbbe2cc0640bb
Timestamp:
Wednesday 2 November 2022 at 22:37:50 UTC
()
Proposer:
Authorizers:
Gas used:
23