--- /dev/null
+/*
+ * Copyright (C) 2016 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.jphone.exceptions;
+
+import java.text.MessageFormat;
+import org.mxchange.jphone.phonenumbers.cellphone.DialableCellphoneNumber;
+
+/**
+ * An exception thrown when a cell phone number is not linked but should be.
+ * <p>
+ * @author Roland Haeder<roland@mxchange.org>
+ */
+public class CellphoneNotLinkedException extends Exception {
+
+ /**
+ * Serial number
+ */
+ private static final long serialVersionUID = 18_964_581_681_985_597L;
+
+ /**
+ * Counstructor with cell phone instance
+ * <p>
+ * @param cellphoneNumber Cell phone instance
+ */
+ public CellphoneNotLinkedException (final DialableCellphoneNumber cellphoneNumber) {
+ // Call super constructor with message
+ super(MessageFormat.format("cellphoneNumber={0} with phoneId={1} is not linked.", cellphoneNumber, cellphoneNumber.getPhoneId())); //NOI18N
+ }
+
+}