Flow price: --
8c47dd29b83704e1f852db53e5c7976b5593b77f9d69e5f063fd8311ccdfa2c0

Transaction

Hash: 8c47dd29b83704e1f852db53e5c7976b5593b77f9d69e5f063fd8311ccdfa2c0
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:
  --> 8c47dd29b83704e1f852db53e5c7976b5593b77f9d69e5f063fd8311ccdfa2c0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
8c47dd29b83704e1f852db53e5c7976b5593b77f9d69e5f063fd8311ccdfa2c0
Status:
ERROR
Block height:
40769778
Block id:
01dbb4e896e3e870fc26a0ade066e9f38dd3989b674ba9c13fa1e0a1f9b9fe87
Timestamp:
Saturday 12 November 2022 at 16:08:59 UTC
()
Proposer:
Authorizers:
Gas used:
26