Flow price: --
20e9eda3f4f03e1fbc0946b665dade7828636763e6e7a201fbea9cc07c2e2fa9

Transaction

Hash: 20e9eda3f4f03e1fbc0946b665dade7828636763e6e7a201fbea9cc07c2e2fa9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 20e9eda3f4f03e1fbc0946b665dade7828636763e6e7a201fbea9cc07c2e2fa9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
20e9eda3f4f03e1fbc0946b665dade7828636763e6e7a201fbea9cc07c2e2fa9
Status:
ERROR
Block height:
40030461
Block id:
b379be0e1505b3e6e0c7cfbd33fcc69c35b9203598267cadfdfc411a96fe338e
Timestamp:
Monday 31 October 2022 at 05:54:22 UTC
()
Proposer:
Authorizers:
Gas used:
49