Flow price: --
1f8b73b0c207e8b9fbbddf1e4d7c2a034e3ba54f8cad6e41642fcaa97954d34a

Transaction

Hash: 1f8b73b0c207e8b9fbbddf1e4d7c2a034e3ba54f8cad6e41642fcaa97954d34a
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:
  --> 1f8b73b0c207e8b9fbbddf1e4d7c2a034e3ba54f8cad6e41642fcaa97954d34a: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:
1f8b73b0c207e8b9fbbddf1e4d7c2a034e3ba54f8cad6e41642fcaa97954d34a
Status:
ERROR
Block height:
40600337
Block id:
190ac7d0f891b69d61dffd615907b5c3b1f74afd5549bba3d7d8d310dc67c6a2
Timestamp:
Wednesday 9 November 2022 at 19:22:41 UTC
()
Proposer:
Authorizers:
Gas used:
23