Flow price: --
3f8fdb940c720ee5a0a7f57fc4e1bd7f2c9ed418c508239a5d9cc06d63849160

Transaction

Hash: 3f8fdb940c720ee5a0a7f57fc4e1bd7f2c9ed418c508239a5d9cc06d63849160
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:
  --> 3f8fdb940c720ee5a0a7f57fc4e1bd7f2c9ed418c508239a5d9cc06d63849160:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
3f8fdb940c720ee5a0a7f57fc4e1bd7f2c9ed418c508239a5d9cc06d63849160
Status:
ERROR
Block height:
41816447
Block id:
8db8736a78fd3f308afa2829d3a33639fe99499f846d62cb517f69ad162ba163
Timestamp:
Tuesday 29 November 2022 at 15:19:36 UTC
()
Proposer:
Authorizers:
Gas used:
29