Error loading DNA: DNA version mismatched, expected 2.1, got 2.2

[Bymeoryou]

Hello, I am using JSONStreamWriter to transfer DNA to Json. But I meet this problem when I try to covert the pca_rig.dna, can you help me with this?

[n0phx]

Hello, could you share the exact snippet of code that you used which reproduces the issue? Thanks!