Fix empty/null string
MODIFY
package/com.unity.formats.usd/Runtime/Scripts/Behaviors/UsdAsset.cs
package/com.unity.formats.usd/Runtime/Scripts/Behaviors/UsdAsset.cs
@@ -42,7 +42,7 @@ namespace Unity.Formats.USD {
/// </summary>
public string usdFullPath
{
- get { return Path.GetFullPath(m_usdFile); }
+ get { return string.IsNullOrEmpty(m_usdFile) ? string.Empty : (Path.GetFullPath(m_usdFile)); }
set { m_usdFile = value; }
}

Fix empty/null string