Flow price: --
e903214a62f3a528d46d2b53b795e8e835d47cdb5505bcd22c40d7b4fdd39a3e

Transaction

Hash: e903214a62f3a528d46d2b53b795e8e835d47cdb5505bcd22c40d7b4fdd39a3e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e903214a62f3a528d46d2b53b795e8e835d47cdb5505bcd22c40d7b4fdd39a3e: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:
e903214a62f3a528d46d2b53b795e8e835d47cdb5505bcd22c40d7b4fdd39a3e
Status:
ERROR
Block height:
40118488
Block id:
13f88a0e61347ad010cbda9ab60a61ed0e74b2c1fd89ac8bdd29e1f10a8ce870
Timestamp:
Tuesday 1 November 2022 at 17:24:26 UTC
()
Proposer:
Authorizers:
Gas used:
48