Flow price: --
108d56f3dacaeb773278deae65bc8d306bda4d07adafb8e1a7c8802afcc7bf03

Transaction

Hash: 108d56f3dacaeb773278deae65bc8d306bda4d07adafb8e1a7c8802afcc7bf03
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 108d56f3dacaeb773278deae65bc8d306bda4d07adafb8e1a7c8802afcc7bf03:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
108d56f3dacaeb773278deae65bc8d306bda4d07adafb8e1a7c8802afcc7bf03
Status:
ERROR
Block height:
40083626
Block id:
c0ecbc44133c8a5dfb54506a53cf7112b90b8fd541fd6c9f36269ae3e69d7b03
Timestamp:
Tuesday 1 November 2022 at 03:15:40 UTC
()
Proposer:
Authorizers:
Gas used:
53