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def chooseSavePath(l):
print l
form = cmds.setParent(q=True)
cmds.formLayout(form, e=True, width=500)
cmds.layoutDialog(ui=chooseSavePath("lalala"))
cmds.formLayout(form, e=True, width=500)
Error: RuntimeError: file <maya console> line 6: Object 'MayaWindow|MainAttributeEditorLayout|formLayout2|AEmenuBarLayout' not found.