Flow price: --
9022ef37aa50fa310ee477e43c96b04a70edd4d8d1c0708d7e00c3b077e30e30

Transaction

Hash: 9022ef37aa50fa310ee477e43c96b04a70edd4d8d1c0708d7e00c3b077e30e30
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9022ef37aa50fa310ee477e43c96b04a70edd4d8d1c0708d7e00c3b077e30e30:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9022ef37aa50fa310ee477e43c96b04a70edd4d8d1c0708d7e00c3b077e30e30
Status:
ERROR
Block height:
39869706
Block id:
67fffdf9c85778ebea17f264e7ddfe1c511578e3e936d5644c9f944ae8fe981a
Timestamp:
Friday 28 October 2022 at 13:42:22 UTC
()
Proposer:
Authorizers:
Gas used:
48