Flow price: --
2c04bd19939b2fca045fdedcca5a609d1c4617d574500c7d912bd9de2e85adb3

Transaction

Hash: 2c04bd19939b2fca045fdedcca5a609d1c4617d574500c7d912bd9de2e85adb3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2c04bd19939b2fca045fdedcca5a609d1c4617d574500c7d912bd9de2e85adb3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2c04bd19939b2fca045fdedcca5a609d1c4617d574500c7d912bd9de2e85adb3
Status:
ERROR
Block height:
40104882
Block id:
cd889a8400e2fc8cd0d3fd82ef4f7875846498a89adfadfa5d213a4e5da0beb6
Timestamp:
Tuesday 1 November 2022 at 11:53:40 UTC
()
Proposer:
Authorizers:
Gas used:
47