Cannot display video summary tab if ffmpeg not installed

Caused by: org.nuxeo.ecm.core.api.ClientRuntimeException: org.nuxeo.ecm.core.api.ClientException: command ffprobe not found in system path. You need to install ffmpeg from http://ffmpeg.org (apt-get install ffmpeg). null
at org.nuxeo.ecm.platform.video.adapter.VideoDocumentAdapter.<init>(VideoDocumentAdapter.java:72)
at org.nuxeo.ecm.platform.video.adapter.VideoDocumentAdapterFactory.getAdapter(VideoDocumentAdapterFactory.java:37)
at org.nuxeo.ecm.core.api.impl.DocumentModelImpl.findAdapter(DocumentModelImpl.java:1001)
at org.nuxeo.ecm.core.api.impl.DocumentModelImpl.getAdapter(DocumentModelImpl.java:955)
at org.nuxeo.ecm.platform.video.VideoActions.getTranscodedVideo(VideoActions.java:75)
at org.nuxeo.ecm.platform.video.VideoActions.getTranscodedVideoURL(VideoActions.java:64)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.jboss.seam.util.Reflections.invoke(Reflections.java:22)
at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:31)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:68)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.nuxeo.ecm.platform.ui.web.util.NuxeoExceptionInterceptor.aroundInvoke(NuxeoExceptionInterceptor.java:79)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)
at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:166)
at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:102)
at org.nuxeo.ecm.platform.video.VideoActions_$$javassist_100.getTranscodedVideoURL(VideoActions$$_javassist_100.java)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:329)
at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:274)
at org.jboss.el.parser.AstMethodSuffix.getValue(AstMethodSuffix.java:59)
at org.jboss.el.parser.AstValue.getValue(AstValue.java:67)
at org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
at org.nuxeo.ecm.platform.ui.web.binding.alias.AliasValueExpression.getValue(AliasValueExpression.java:98)
at org.jboss.el.parser.AstIdentifier.getValue(AstIdentifier.java:40)
at org.jboss.el.parser.AstEmpty.getValue(AstEmpty.java:29)
at org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
... 427 more
Caused by: org.nuxeo.ecm.core.api.ClientException: command ffprobe not found in system path. You need to install ffmpeg from http://ffmpeg.org (apt-get install ffmpeg). null
at org.nuxeo.ecm.core.api.ClientException.wrap(ClientException.java:59)
at org.nuxeo.ecm.platform.video.VideoHelper.getVideoInfo(VideoHelper.java:248)
at org.nuxeo.ecm.platform.video.VideoHelper.updateVideoInfo(VideoHelper.java:215)
at org.nuxeo.ecm.platform.video.adapter.VideoDocumentAdapter.<init>(VideoDocumentAdapter.java:66)
... 466 more
Caused by: org.nuxeo.ecm.platform.commandline.executor.api.CommandNotAvailable: command ffprobe not found in system path. You need to install ffmpeg from http://ffmpeg.org (apt-get install ffmpeg). null
at org.nuxeo.ecm.platform.commandline.executor.service.CommandLineExecutorComponent.execCommand(CommandLineExecutorComponent.java:155)
at org.nuxeo.ecm.platform.video.VideoHelper.getVideoInfo(VideoHelper.java:241)
... 468 more