diff --git a/cli/pom.xml b/cli/pom.xml
index 6eee3b8..90a38bb 100644
--- a/cli/pom.xml
+++ b/cli/pom.xml
@@ -14,6 +14,11 @@
 	<name>HSAdmin-Cli</name>
 
 	<dependencies>
+		<dependency>
+			<groupId>de.hsadmin</groupId>
+			<artifactId>framework</artifactId>
+			<version>1.0-SNAPSHOT</version>
+		</dependency>
 		<dependency>
 			<groupId>org.apache.xmlrpc</groupId>
 			<artifactId>xmlrpc-client</artifactId>
diff --git a/cli/src/main/java/de/hsadmin/jscli/RpcClient.java b/cli/src/main/java/de/hsadmin/jscli/RpcClient.java
index 833975d..1ef26cd 100644
--- a/cli/src/main/java/de/hsadmin/jscli/RpcClient.java
+++ b/cli/src/main/java/de/hsadmin/jscli/RpcClient.java
@@ -11,7 +11,8 @@ import org.apache.xmlrpc.XmlRpcException;
 import org.apache.xmlrpc.client.XmlRpcClient;
 import org.apache.xmlrpc.client.XmlRpcClientConfigImpl;
 
-import de.hsadmin.jscli.conf.Config;
+import de.hsadmin.common.config.Config;
+import de.hsadmin.common.error.TechnicalException;
 import de.hsadmin.jscli.exception.JSCliException;
 
 public class RpcClient {
@@ -37,6 +38,8 @@ public class RpcClient {
 			}
 		} catch (MalformedURLException e) {
 			throw new JSCliException(e);
+		} catch (TechnicalException e) {
+			throw new JSCliException(e);
 		}
 	}
 	
diff --git a/cli/src/main/java/de/hsadmin/jscli/cas/CASTicketProvider.java b/cli/src/main/java/de/hsadmin/jscli/cas/CASTicketProvider.java
index 73f5749..66f763a 100644
--- a/cli/src/main/java/de/hsadmin/jscli/cas/CASTicketProvider.java
+++ b/cli/src/main/java/de/hsadmin/jscli/cas/CASTicketProvider.java
@@ -18,8 +18,9 @@ import java.util.Properties;
 
 import javax.net.ssl.HttpsURLConnection;
 
+import de.hsadmin.common.config.Config;
+import de.hsadmin.common.error.TechnicalException;
 import de.hsadmin.jscli.TicketProvider;
-import de.hsadmin.jscli.conf.Config;
 import de.hsadmin.jscli.console.PasswordReader;
 import de.hsadmin.jscli.exception.JSCliException;
 
@@ -81,11 +82,11 @@ public class CASTicketProvider implements TicketProvider {
 
 	private String getGrantingTicket() throws JSCliException {
 		grantingTicket = null;
-		String password = Config.getInstance().getProperty(user + ".passWord");
-		if (password == null || password.length() <= 0) {
-			password = readPasswordFromConsole();
-		}
 		try {
+			String password = Config.getInstance().getProperty(user + ".passWord");
+			if (password == null || password.length() <= 0) {
+				password = readPasswordFromConsole();
+			}
 			String encodedParams = URLEncoder.encode("username", "UTF-8")
 					+ "=" + URLEncoder.encode(user, "UTF-8")
 					+ "&" + URLEncoder.encode("password", "UTF-8")
@@ -95,6 +96,8 @@ public class CASTicketProvider implements TicketProvider {
 			throw new JSCliException(e);
 		} catch (FileNotFoundException e) {
 			throw new JSCliException("cas server not available: " + loginURL);
+		} catch (TechnicalException e) {
+			throw new JSCliException(e);
 		}
 		return grantingTicket;
 	}
diff --git a/cli/src/main/java/de/hsadmin/jscli/cas/TicketProviderFactory.java b/cli/src/main/java/de/hsadmin/jscli/cas/TicketProviderFactory.java
index 47691ce..329426e 100644
--- a/cli/src/main/java/de/hsadmin/jscli/cas/TicketProviderFactory.java
+++ b/cli/src/main/java/de/hsadmin/jscli/cas/TicketProviderFactory.java
@@ -1,7 +1,8 @@
 package de.hsadmin.jscli.cas;
 
+import de.hsadmin.common.config.Config;
+import de.hsadmin.common.error.TechnicalException;
 import de.hsadmin.jscli.TicketProvider;
-import de.hsadmin.jscli.conf.Config;
 import de.hsadmin.jscli.console.PasswordReader;
 import de.hsadmin.jscli.exception.JSCliException;
 
@@ -12,13 +13,18 @@ public class TicketProviderFactory {
 
 	public static TicketProvider getInstance(final PasswordReader console, final String user, final String runAs) throws JSCliException 
 	{
-		final Config config = Config.getInstance();
-		final String backendURL = config.getProperty("backendURL", HOSTSHARING_BACKEND_URL);
-		final String loginURL = config.getProperty("loginURL", HOSTSHARING_LOGIN_URL);
-		if ("TestUmgebung".equalsIgnoreCase(loginURL)) {
-			return new TestTicketProvider(user, runAs);
-		} else {
-			return new CASTicketProvider(console, user, runAs, backendURL, loginURL);
+		Config config;
+		try {
+			config = Config.getInstance();
+			final String backendURL = config.getProperty("backendURL", HOSTSHARING_BACKEND_URL);
+			final String loginURL = config.getProperty("loginURL", HOSTSHARING_LOGIN_URL);
+			if ("TestUmgebung".equalsIgnoreCase(loginURL)) {
+				return new TestTicketProvider(user, runAs);
+			} else {
+				return new CASTicketProvider(console, user, runAs, backendURL, loginURL);
+			}
+		} catch (TechnicalException e) {
+			throw new JSCliException(e);
 		}
 	}
 	
diff --git a/cli/src/main/java/de/hsadmin/jscli/conf/CommandlineParser.java b/cli/src/main/java/de/hsadmin/jscli/conf/CommandlineParser.java
index b900683..8da6c9a 100644
--- a/cli/src/main/java/de/hsadmin/jscli/conf/CommandlineParser.java
+++ b/cli/src/main/java/de/hsadmin/jscli/conf/CommandlineParser.java
@@ -6,6 +6,8 @@ import org.apache.commons.cli.Options;
 import org.apache.commons.cli.ParseException;
 import org.apache.commons.cli.PosixParser;
 
+import de.hsadmin.common.config.Config;
+import de.hsadmin.common.error.TechnicalException;
 import de.hsadmin.jscli.exception.JSCliException;
 
 public class CommandlineParser {
@@ -38,13 +40,13 @@ public class CommandlineParser {
 		}
 	}
 	
-	public String getUser() {
+	public String getUser() throws TechnicalException {
 		final String systemUser = System.getProperty("user.name");
 		final String configUser = Config.getInstance().getProperty("userName", systemUser);
 		return cmd.getOptionValue("user", configUser);
 	}
 	
-	public String getRunAs() {
+	public String getRunAs() throws TechnicalException {
 		return cmd.getOptionValue("runas", getUser());
 	}
 	
diff --git a/cli/src/main/java/de/hsadmin/jscli/conf/Config.java b/cli/src/main/java/de/hsadmin/jscli/conf/Config.java
deleted file mode 100644
index 5b24a65..0000000
--- a/cli/src/main/java/de/hsadmin/jscli/conf/Config.java
+++ /dev/null
@@ -1,57 +0,0 @@
-package de.hsadmin.jscli.conf;
-
-import java.io.File;
-import java.io.FileReader;
-import java.util.Properties;
-
-public class Config {
-
-	private static Config instance;
-
-	private Properties props;
-	
-	private Config() {
-		props = new Properties();
-		File file = new File(System.getProperty("user.dir") + "/hsadmin.properties");
-		if (!file.canRead()) {
-			file = new File(System.getProperty("user.dir") + "/conf/hsadmin.properties");
-		}
-		if (!file.canRead()) {
-			file = new File(System.getProperty("user.home") + "/.hsadmin.properties");
-		}
-		if (!file.canRead()) {
-			file = new File("/etc/hsadmin.properties");
-		}
-		if (!file.canRead()) {
-			file = new File("/etc/hsadmin/hsadmin.properties");
-		}
-		if (file.canRead()) {
-			try {
-				props.load(new FileReader(file));
-			} catch (Exception e) {
-				// should not happen
-				e.printStackTrace();
-			}
-		}
-	}
-	
-	public static Config getInstance() {
-		if (instance == null) {
-			instance = new Config();
-		}
-		return instance;
-	}
-	
-	public String getProperty(String propertyName) {
-		String property = props.getProperty(propertyName);
-		if (property == null) {
-			return null;
-		}
-		return property.trim();
-	}
-	
-	public String getProperty(String propertyName, String defaultValue) {
-		return props.getProperty(propertyName, defaultValue).trim();
-	}
-	
-}
diff --git a/web/pom.xml b/web/pom.xml
index fb9d956..059ba5c 100644
--- a/web/pom.xml
+++ b/web/pom.xml
@@ -21,6 +21,12 @@
 			<scope>provided</scope>
 		</dependency>
 
+		<dependency>
+			<groupId>de.hsadmin</groupId>
+			<artifactId>framework</artifactId>
+			<version>1.0-SNAPSHOT</version>
+		</dependency>
+
 		<dependency>
 			<groupId>org.apache.xmlrpc</groupId>
 			<artifactId>xmlrpc-client</artifactId>