Flow price: --
83599bb445f1eb2a29274976575f1d65ce581206f6bc10f9fd9a7ac9d2a540ef

Transaction

Hash: 83599bb445f1eb2a29274976575f1d65ce581206f6bc10f9fd9a7ac9d2a540ef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 83599bb445f1eb2a29274976575f1d65ce581206f6bc10f9fd9a7ac9d2a540ef:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
83599bb445f1eb2a29274976575f1d65ce581206f6bc10f9fd9a7ac9d2a540ef
Status:
ERROR
Block height:
39830489
Block id:
1b5e44744eb00f6aa580670e38329b930af9f543030f551e74537e40b4c48014
Timestamp:
Thursday 27 October 2022 at 21:54:57 UTC
()
Proposer:
Authorizers:
Gas used:
46