diff --git a/omnisharp.json b/omnisharp.json
deleted file mode 100644
index 2c3209f..0000000
--- a/omnisharp.json
+++ /dev/null
@@ -1,22 +0,0 @@
-{
-	"dotnet": {
-		"enabled": true
-	},
-	"msbuild": {
-		"enabled": false
-	},
-	"Dnx": {
-		"enabled": false
-	},
-	"Script": {
-		"enabled": false
-	},
-	"fileOptions": {
-    "systemExcludeSearchPatterns": [
-      "**/bin/**/*",
-      "**/obj/**/*",
-      "**/node_modules/**/*"
-    ],
-    "userExcludeSearchPatterns": []
-  }
-}
diff --git a/src/isnd/Controllers/Packages/PackagesController.GetPackage.cs b/src/isnd/Controllers/Packages/PackagesController.GetPackage.cs
index 5cffd8f..1d03246 100644
--- a/src/isnd/Controllers/Packages/PackagesController.GetPackage.cs
+++ b/src/isnd/Controllers/Packages/PackagesController.GetPackage.cs
@@ -25,7 +25,7 @@ namespace isnd.Controllers
 
             if (!pkgFileInfo.Exists)
             {
-                return BadRequest("!pkgFileInfo.Exists");
+                return BadRequest("Package does´nt exist in the file system.");
             }
             return File(pkgFileInfo.OpenRead(), "application/zip; charset=binary");
         }
@@ -45,7 +45,7 @@ namespace isnd.Controllers
             FileInfo pkgFileInfo = new FileInfo(pkgPath);
             if (!pkgFileInfo.Exists)
             {
-                return BadRequest("!pkgFileInfo.Exists");
+                return BadRequest("Package info does´nt exist in the file system.");
             }
 
             return File(pkgFileInfo.OpenRead(), "text/xml; charset=utf-8");
diff --git a/src/isnd/Services/PackageManager.cs b/src/isnd/Services/PackageManager.cs
index 26e5d85..abf0141 100644
--- a/src/isnd/Services/PackageManager.cs
+++ b/src/isnd/Services/PackageManager.cs
@@ -120,44 +120,53 @@ namespace isnd.Services
         public string[] GetVersions(
             string id,
             NuGetVersion parsedVersion = null,
-            bool prerelease = false,
+            bool prerelease = true,
             string packageType = null,
             int skip = 0,
             int take = 25)
         {
-            IQueryable<PackageVersion> results =
-            (parsedVersion != null)?
-            (packageType == null) ?
-                 dbContext.PackageVersions.Where(
-                            v => v.PackageId == id
-                                && (prerelease || !v.IsPrerelease)
-                                && (parsedVersion.CompareTo(new SemanticVersion(v.Major, v.Minor, v.Patch)) < 0)
-                        )
-                        :
-                 dbContext.PackageVersions.Where(
-                            v => v.PackageId == id
-                                && (prerelease || !v.IsPrerelease)
-                                && (v.Type == packageType)
-                                && (parsedVersion.CompareTo(new SemanticVersion(v.Major, v.Minor, v.Patch)) < 0)
-                        )
-            
-            :
-            (packageType == null) ?
-            dbContext.PackageVersions.Where(
-                             v => v.PackageId == id
-                                && (prerelease || !v.IsPrerelease)
-                         )
-            :
-                 dbContext.PackageVersions.Where(
-                             v => v.PackageId == id
-                                && (prerelease || !v.IsPrerelease)
-                                && (v.Type == packageType)
-                         )
-            ;
+            if (!String.IsNullOrWhiteSpace(id))
+            {
+                id = id.ToLower();
+                if (!String.IsNullOrWhiteSpace(packageType))
+                {
+                    packageType = packageType.ToLower();
+                }
+                IQueryable<PackageVersion> results =
+                (parsedVersion != null) ?
+                (packageType == null) ?
+                     dbContext.PackageVersions.Where(
+                                v => v.PackageId.ToLower() == id
+                                    && (prerelease || !v.IsPrerelease)
+                                    && (parsedVersion.CompareTo(new SemanticVersion(v.Major, v.Minor, v.Patch)) < 0)
+                            )
+                            :
+                     dbContext.PackageVersions.Where(
+                                v => v.PackageId.ToLower() == id
+                                    && (prerelease || !v.IsPrerelease)
+                                    && (v.Type == packageType)
+                                    && (parsedVersion.CompareTo(new SemanticVersion(v.Major, v.Minor, v.Patch)) < 0)
+                            )
 
-            return [.. results
-                         .Select(v => v.FullString)
-                         .Skip(skip).Take(take)];
+                :
+                (packageType == null) ?
+                dbContext.PackageVersions.Where(
+                                 v => v.PackageId.ToLower() == id
+                                    && (prerelease || !v.IsPrerelease)
+                             )
+                :
+                     dbContext.PackageVersions.Where(
+                                 v => v.PackageId.ToLower() == id
+                                    && (prerelease || !v.IsPrerelease)
+                                    && (v.Type == packageType)
+                             )
+                ;
+                var res = results.Select(v => v.FullString)
+                             .Skip(skip).Take(take).ToArray();
+                return res;
+            }
+
+            return null;
         }
 
         public string CatalogBaseUrl => apiBase;
diff --git a/test/data/packages/Yavsc.Abstract.1.0.8.nupkg b/test/data/packages/Yavsc.Abstract.1.0.8.nupkg
new file mode 100644
index 0000000..0d97ff9
Binary files /dev/null and b/test/data/packages/Yavsc.Abstract.1.0.8.nupkg differ
diff --git a/test/data/test-isn/NuGet.Config b/test/data/test-isn/NuGet.Config
new file mode 100644
index 0000000..966fc61
--- /dev/null
+++ b/test/data/test-isn/NuGet.Config
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <packageSources>
+        <add key="localhost" value="https://localhost:5001/v3/index.json" protocolVersion="3" />
+    </packageSources>  
+</configuration>
diff --git a/test/isn.tests/PushTest.cs b/test/isn.tests/PushTest.cs
index c8a9884..304bfd9 100644
--- a/test/isn.tests/PushTest.cs
+++ b/test/isn.tests/PushTest.cs
@@ -30,7 +30,7 @@ namespace isn.tests
         public void TestPush()
         {
             Program.LoadConfig();
-            var report = Program.PushPkg(new string[] { "./src/isn.abst/bin/Release/isn.abst.1.0.24.nupkg" });
+            var report = Program.PushPkg(new string[] { "test/data/packages/Yavsc.Abstract.1.0.8.nupkg" });
         }
 
         [Fact]
diff --git a/test/isnd.tests/UnitTestWebHost.cs b/test/isnd.tests/UnitTestWebHost.cs
index a6c61e4..eec9fb8 100644
--- a/test/isnd.tests/UnitTestWebHost.cs
+++ b/test/isnd.tests/UnitTestWebHost.cs
@@ -164,7 +164,7 @@ namespace isnd.host.tests
             sourceCacheContext.RefreshMemoryCache = true;
             
             CancellationTokenSource source = new CancellationTokenSource();
-            var meta = await metadataResource.GetMetadataAsync( "isn.abst", true, false, sourceCacheContext, logger, source.Token); 
+            var meta = await metadataResource.GetMetadataAsync( "Yavsc.Abstract", true, false, sourceCacheContext, logger, source.Token); 
            
             foreach (IPackageSearchMetadata result in meta)
             {