-                                // TODO get rid of these exceptions
-                            } catch (AccountNotFoundException e) {
-                                e.printStackTrace();
-                            } catch (AuthenticatorException e) {
-                                e.printStackTrace();
-                            } catch (OperationCanceledException e) {
-                                e.printStackTrace();
-                            } catch (IOException e) {
-                                e.printStackTrace();
-                            }
-                            
-                            if (client != null) {
-                                OwnCloudCredentials cred = client.getCredentials();
-                                if (cred != null) {
-                                    AccountManager am = AccountManager.get(context);
-                                    if (cred.authTokenExpires()) {
-                                        am.invalidateAuthToken(
-                                                getAccount().type, 
-                                                cred.getAuthToken()
-                                        );
-                                    } else {
-                                        am.clearPassword(getAccount());
+
+                                if (client != null) {
+                                    OwnCloudCredentials cred = client.getCredentials();
+                                    if (cred != null) {
+                                        AccountManager am = AccountManager.get(context);
+                                        if (cred.authTokenExpires()) {
+                                            am.invalidateAuthToken(
+                                                    getAccount().type,
+                                                    cred.getAuthToken()
+                                            );
+                                        } else {
+                                            am.clearPassword(getAccount());
+                                        }