Error comes on Work Conformation

Hi Experts,

When we want to see the work conformation and open it the error comes:

Error Page

You have encountered an unexpected error. Please contact the System Administrator for assistance.

Click here for exception details.

Error Page

Exception Details.

oracle.apps.fnd.framework.OAException: java.lang.NumberFormatException: For input string: "-~" at oracle.apps.fnd.framework.OAException.wrapperException(OAException.java:912) at oracle.apps.fnd.framework.webui.OAPageErrorHandler.prepareException(OAPageErrorHandler.java:1169) at oracle.apps.fnd.framework.webui.OAPageBean.renderDocument(OAPageBean.java:3247) at oracle.apps.fnd.framework.webui.OAPageBean.renderDocument(OAPageBean.java:3042) at _OA._jspService(_OA.java:228) at com.orionserver.http.OrionHttpJspPage.service(OrionHttpJspPage.java:59) at oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:379) at oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:594) at oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:518) at javax.servlet.http.HttpServlet.service(HttpServlet.java:856) at com.evermind.server.http.ResourceFilterChain.doFilter(ResourceFilterChain.java:64) at oracle.apps.jtf.base.session.ReleaseResFilter.doFilter(ReleaseResFilter.java:26) at com.evermind.server.http.EvermindFilterChain.doFilter(EvermindFilterChain.java:15) at oracle.apps.fnd.security.AppsServletFilter.doFilter(AppsServletFilter.java:318) at com.evermind.server.http.ServletRequestDispatcher.invoke(ServletRequestDispatcher.java:621) at com.evermind.server.http.ServletRequestDispatcher.forwardInternal(ServletRequestDispatcher.java:370) at com.evermind.server.http.HttpRequestHandler.doProcessRequest(HttpRequestHandler.java:871) at com.evermind.server.http.HttpRequestHandler.processRequest(HttpRequestHandler.java:453) at com.evermind.server.http.AJPRequestHandler.run(AJPRequestHandler.java:313) at com.evermind.server.http.AJPRequestHandler.run(AJPRequestHandler.java:199) at oracle.oc4j.network.ServerSocketReadHandler$SafeRunnable.run(ServerSocketReadHandler.java:260) at oracle.oc4j.network.ServerSocketAcceptHandler.procClientSocket(ServerSocketAcceptHandler.java:234) at oracle.oc4j.network.ServerSocketAcceptHandler.access$700(ServerSocketAcceptHandler.java:29) at oracle.oc4j.network.ServerSocketAcceptHandler$AcceptHandlerHorse.run(ServerSocketAcceptHandler.java:879) at com.evermind.util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:303) at java.lang.Thread.run(Thread.java:619) ## Detail 0 ## java.lang.NumberFormatException: For input string: "-~" at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1224) at java.lang.Double.valueOf(Double.java:475) at oracle.sql.NUMBER.toDouble(NUMBER.java:349) at oracle.sql.NUMBER.doubleValue(NUMBER.java:2107) at oracle.apps.fnd.framework.webui.OADataBoundValue.convertValue(OADataBoundValue.java:365) at oracle.apps.fnd.framework.webui.OADataBoundValue.convertValue(OADataBoundValue.java:296) at oracle.apps.fnd.framework.webui.OADataBoundValue.getValue(OADataBoundValue.java:202) at oracle.apps.fnd.framework.webui.OAWebBeanHelper.getAttributeValueImpl(OAWebBeanHelper.java:1809) at oracle.apps.fnd.framework.webui.beans.message.OAMessageStyledTextBean.getAttributeValueImpl(OAMessageStyledTextBean.java:238) at oracle.cabo.ui.BaseUINode.getAttributeValue(Unknown Source) at oracle.cabo.ui.collection.UINodeAttributeMap.getAttribute(Unknown Source) at oracle.cabo.ui.collection.AttributeMapProxy.getAttribute(Unknown Source) at oracle.cabo.ui.BaseUINode.getAttributeValueImpl(Unknown Source) at oracle.cabo.ui.BaseUINode.getAttributeValue(Unknown Source) at oracle.cabo.ui.laf.base.BaseLafUtils.getLocalTextAttribute(Unknown Source) at oracle.cabo.ui.laf.base.xhtml.StyledTextRenderer.getText(Unknown Source) at oracle.cabo.ui.laf.base.xhtml.StyledTextRenderer.getElementName(Unknown Source) at oracle.cabo.ui.ElementRenderer.prerender(Unknown Source) at oracle.cabo.ui.laf.base.xhtml.XhtmlLafRenderer.prerender(Unknown Source) at oracle.cabo.ui.laf.base.xhtml.StyledTextRenderer.prerender(Unknown Source) at oracle.cabo.ui.BaseRenderer.render(Unknown Source) at oracle.cabo.ui.laf.base.xhtml.XhtmlLafRenderer.render(Unknown Source) at oracle.cabo.ui.BaseUINode.render(Unknown Source) at oracle.cabo.ui.BaseUINode.render(Unknown Source) at oracle.cabo.ui.BaseRenderer.renderChild(Unknown Source) at oracle.cabo.ui.BaseRenderer.renderIndexedChild(Unknown Source) at oracle.cabo.ui.BaseRenderer.renderIndexedChild(Unknown Source) at oracle.cabo.ui.BaseRenderer.renderContent(Unknown Source) at oracle.cabo.ui.BaseRenderer.render(Unknown Source) at oracle.cabo.ui.laf.base.xhtml.XhtmlLafRenderer.render(Unknown Source) at oracle.cabo.ui.BaseUINode.render(Unknown Source) at oracle.cabo.ui.BaseUINode.render(Unknown Source) at oracle.cabo.ui.BaseRenderer.renderChild(Unknown Source) at oracle.cabo.ui.BaseRenderer.renderIndexedChild(Unknown Source) at oracle.cabo.ui.BaseRenderer.renderIndexedChild(Unknown