Unable to open project file from client

Hi,

I am unable to open project file my client sent me.

I am using Studio 2014 and it's the updated version.

Error log is below:

<SDLErrorDetails time="26/7/2016 11:25:37 AM">
  <ErrorMessage>The selected project could not be opened.</ErrorMessage>
  <Exception>
    <Type>Sdl.ProjectApi.ProjectApiException, Sdl.ProjectApi, Version=11.0.0.0, Culture=neutral, PublicKeyToken=c28cdb26c445c888</Type>
    <HelpLink />
    <Source>Sdl.ProjectApi.Implementation</Source>
    <HResult>-2146233088</HResult>
    <StackTrace><![CDATA[   at Sdl.ProjectApi.Implementation.Project.Load(String projectFilePath, Boolean createProjectListItem)
   at Sdl.ProjectApi.Implementation.ProjectServer.ImportProject(String projectFilePath)
   at Sdl.TranslationStudio.ProjectManagement.ProjectsView.ProjectsViewService.AddProjects(IEnumerable`1 projectsFilePaths)]]></StackTrace>
    <InnerException>
      <Type>System.InvalidOperationException, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</Type>
      <HelpLink />
      <Source>System.Xml</Source>
      <HResult>-2146233079</HResult>
      <StackTrace><![CDATA[   at System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader, String encodingStyle, XmlDeserializationEvents events)
   at System.Xml.Serialization.XmlSerializer.Deserialize(Stream stream)
   at Sdl.ProjectApi.Implementation.Xml.Project.Deserialize(String path)
   at Sdl.ProjectApi.Implementation.Project.Deserialize(String projectFilePath)
   at Sdl.ProjectApi.Implementation.Project.Load(String projectFilePath, Boolean createProjectListItem)]]></StackTrace>
      <InnerException>
        <Type>System.InvalidOperationException, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</Type>
        <HelpLink />
        <Source>Sdl.ProjectApi.Implementation.XmlSerialization</Source>
        <HResult>-2146233079</HResult>
        <StackTrace><![CDATA[   at Sdl.ProjectApi.Implementation.XmlSerialization.ProjectSerialization.XmlSerializationReaderProject.Read73_Project()
   at Sdl.ProjectApi.Implementation.XmlSerialization.ProjectSerialization.ProjectSerializer.Deserialize(XmlSerializationReader reader)
   at System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader, String encodingStyle, XmlDeserializationEvents events)]]></StackTrace>
      </InnerException>
    </InnerException>
  </Exception>
  <Environment>
    <ProductName>SDL Trados Studio</ProductName>
    <ProductVersion>11.0.0.0</ProductVersion>
    <EntryAssemblyFileVersion>11.2.4435.12</EntryAssemblyFileVersion>
    <OperatingSystem>Microsoft Windows 10 Home Single Language</OperatingSystem>
    <ServicePack>NULL</ServicePack>
    <OperatingSystemLanguage>1033</OperatingSystemLanguage>
    <CodePage>1252</CodePage>
    <LoggedOnUser>NOURI\User PC</LoggedOnUser>
    <DotNetFrameWork>4.0.30319.42000</DotNetFrameWork>
    <ComputerName>NOURI</ComputerName>
    <ConnectedToNetwork>True</ConnectedToNetwork>
    <PhysicalMemory>8288656 MB</PhysicalMemory>
  </Environment>
</SDLErrorDetails>