diff --git a/slnBIMS.sln b/slnBIMS.sln
index 7946e66..617496a 100644
--- a/slnBIMS.sln
+++ b/slnBIMS.sln
@@ -1,12 +1,10 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 16
-VisualStudioVersion = 16.0.31702.278
+# Visual Studio Version 17
+VisualStudioVersion = 17.3.32929.385
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FrontendWebApi", "FrontendWebApi\FrontendWebApi.csproj", "{E70B0F92-8E08-4BD5-9CEC-95A2ABC5071F}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Frontend", "Frontend\Frontend.csproj", "{4B65CA2A-AB4B-4113-B0E8-486828B07506}"
-EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Repository", "Repository\Repository.csproj", "{AE535279-C120-4DC7-AC07-5DB3C618F58C}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Backend", "Backend\Backend.csproj", "{C0B93B4D-F0AF-4C80-ABF9-5C984425749C}"
@@ -15,10 +13,6 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BackendWorkerService", "Bac
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "z01_WinAPP", "z01_WinAPP\z01_WinAPP.csproj", "{28AC1ECB-436F-4AB8-91A0-1DC9A33708B2}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FrontendWorkerService", "FrontendWorkerService\FrontendWorkerService.csproj", "{7B02C712-3283-4948-8713-E341D61FF532}"
-EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AlarmMonitorWorkerService", "AlarmMonitorWorkerService\AlarmMonitorWorkerService.csproj", "{24404D5B-C372-41E1-A454-757A06E73CE9}"
-EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -29,10 +23,6 @@ Global
 		{E70B0F92-8E08-4BD5-9CEC-95A2ABC5071F}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{E70B0F92-8E08-4BD5-9CEC-95A2ABC5071F}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{E70B0F92-8E08-4BD5-9CEC-95A2ABC5071F}.Release|Any CPU.Build.0 = Release|Any CPU
-		{4B65CA2A-AB4B-4113-B0E8-486828B07506}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{4B65CA2A-AB4B-4113-B0E8-486828B07506}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{4B65CA2A-AB4B-4113-B0E8-486828B07506}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{4B65CA2A-AB4B-4113-B0E8-486828B07506}.Release|Any CPU.Build.0 = Release|Any CPU
 		{AE535279-C120-4DC7-AC07-5DB3C618F58C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{AE535279-C120-4DC7-AC07-5DB3C618F58C}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{AE535279-C120-4DC7-AC07-5DB3C618F58C}.Release|Any CPU.ActiveCfg = Release|Any CPU
@@ -49,14 +39,6 @@ Global
 		{28AC1ECB-436F-4AB8-91A0-1DC9A33708B2}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{28AC1ECB-436F-4AB8-91A0-1DC9A33708B2}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{28AC1ECB-436F-4AB8-91A0-1DC9A33708B2}.Release|Any CPU.Build.0 = Release|Any CPU
-		{7B02C712-3283-4948-8713-E341D61FF532}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{7B02C712-3283-4948-8713-E341D61FF532}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{7B02C712-3283-4948-8713-E341D61FF532}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{7B02C712-3283-4948-8713-E341D61FF532}.Release|Any CPU.Build.0 = Release|Any CPU
-		{24404D5B-C372-41E1-A454-757A06E73CE9}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{24404D5B-C372-41E1-A454-757A06E73CE9}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{24404D5B-C372-41E1-A454-757A06E73CE9}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{24404D5B-C372-41E1-A454-757A06E73CE9}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE