Unity 2019.4.19f1

i become any by this Vision
1.
DirectoryNotFoundException: Could not find a part of the path "C:\Users\djocb\Videos\Part 1_ Github and cloning the repo _ Contributing to Open Projects\open-project-1-main\UOP1_Project\Library\PackageCache\com.unity.render-pipelines.universal@7.5.3\Runtime\Materials\ArnoldStandardSurface\ArnoldStandardSurfaceTransparent.shadergraph"
System.IO.FileStream..ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, System.Int32 bufferSize, System.Boolean anonymous, System.IO.FileOptions options) (at <9577ac7a62ef43179789031239ba8798>:0)
System.IO.FileStream..ctor (System.String path, System.IO.FileMode mode, System.IO.FileAccess access, System.IO.FileShare share, System.Int32 bufferSize, System.IO.FileOptions options, System.String msgPath, System.Boolean bFromProxy, System.Boolean useLongPath, System.Boolean checkHost) (at <9577ac7a62ef43179789031239ba8798>:0)
(wrapper remoting-invoke-with-check) System.IO.FileStream..ctor(string,System.IO.FileMode,System.IO.FileAccess,System.IO.FileShare,int,System.IO.FileOptions,string,bool,bool,bool)
System.IO.StreamReader..ctor (System.String path, System.Text.Encoding encoding, System.Boolean detectEncodingFromByteOrderMarks, System.Int32 bufferSize, System.Boolean checkHost) (at <9577ac7a62ef43179789031239ba8798>:0)
System.IO.StreamReader..ctor (System.String path, System.Text.Encoding encoding, System.Boolean detectEncodingFromByteOrderMarks, System.Int32 bufferSize) (at <9577ac7a62ef43179789031239ba8798>:0)
System.IO.StreamReader..ctor (System.String path, System.Text.Encoding encoding) (at <9577ac7a62ef43179789031239ba8798>:0)
(wrapper remoting-invoke-with-check) System.IO.StreamReader..ctor(string,System.Text.Encoding)
System.IO.File.ReadAllText (System.String path, System.Text.Encoding encoding) (at <9577ac7a62ef43179789031239ba8798>:0)
UnityEditor.ShaderGraph.MinimalGraphData.GetDependencyPaths (System.String assetPath, System.Collections.Generic.List`1[T] dependencies) (at Library/PackageCache/com.unity.shadergraph@7.5.3/Editor/Data/Graphs/MinimalGraphData.cs:76)
UnityEditor.ShaderGraph.MinimalGraphData.GetDependencyPaths (System.String assetPath) (at Library/PackageCache/com.unity.shadergraph@7.5.3/Editor/Data/Graphs/MinimalGraphData.cs:70)
UnityEditor.ShaderGraph.ShaderGraphImporter.GatherDependenciesFromSourceFile (System.String assetPath) (at Library/PackageCache/com.unity.shadergraph@7.5.3/Editor/Importers/ShaderGraphImporter.cs:68)
UnityEditor.ShaderGraph.ShaderGraphImporter:GatherDependenciesFromSourceFile(String) (at Library/PackageCache/com.unity.shadergraph@7.5.3/Editor/Importers/ShaderGraphImporter.cs:72)

 

Are you using
git clone ...
in an existing directory?

Seems that packages are also outdated. Reclone and reimport the project with internet connection to Update the packages.