Flow price: --
086f9620d07a2f250cf4862471d42769d23e8180a6a7189704d1679683edeb71

Transaction

Hash: 086f9620d07a2f250cf4862471d42769d23e8180a6a7189704d1679683edeb71
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:
  --> 086f9620d07a2f250cf4862471d42769d23e8180a6a7189704d1679683edeb71:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
086f9620d07a2f250cf4862471d42769d23e8180a6a7189704d1679683edeb71
Status:
ERROR
Block height:
41331285
Block id:
987212e8cf270db4c71d71432be6d24011d69f4a8e774260ba6e6d719b25be80
Timestamp:
Monday 21 November 2022 at 20:15:42 UTC
()
Proposer:
Authorizers:
Gas used:
23