Error with python integration extension on Mac system

Hello, I am new to KNIME most of the time I use Python for Data Science. I get this error when trying to install python integration extension. Can some body help me with the error.

ERROR:An error occurred while configuring the installed items

session context was:(profile=KNIMEProfile, phase=org.eclipse.equinox.internal.p2.engine.phases.Configure, operand=null → [R]org.knime.product.macosx.configure 4.5.2.1647515846574, action=org.eclipse.equinox.internal.p2.touchpoint.natives.actions.CopyAction).

I/O Error while copying /Applications/KNIME 4.5.2.app/Contents/Eclipse/Info.plist - see details.

Source: /Applications/KNIME 4.5.2.app/Contents/Eclipse/Info.plistdoes not exists