<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title><![CDATA[DataSource details causes “RequestError: Unable to load /data_source_properties.shtm?dsid=9 status: 500”]]></title><description><![CDATA[<p dir="auto">Suddenly having trouble loading DataSource pages</p>
<p dir="auto">The log shows:</p>
<pre><code>WARN  2017-11-10T14:09:39,957 (com.serotonin.m2m2.web.mvc.spring.exception.ExceptionUtils.logWebException:95) -
REQUEST URL
http://prince.ia3.io:8080/data_source_properties.shtm

REQUEST PARAMETERS
   dsid=9


REQUEST HEADERS
   Cookie=__cfduid=d7bd4a74e847db43ee0c9895049e73c7e1508975276; _jsuid=3690254209; _ga=GA1.2.810989487.1508979623; _gid=GA1.2.610858917.1510193066; XSRF-TOKEN=1891b38c-a030-4d05-aece-0dd29c541a2b; MANGO8080=fzbkodcxg42h179celdxmxjrp
   X-Requested-With=XMLHttpRequest
   Accept=*/*
   Connection=keep-alive
   User-Agent=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36
   Referer=http://prince.ia3.io:8080/data_sources.shtm
   Host=prince.ia3.io:8080
   Accept-Encoding=gzip, deflate
   Accept-Language=en-US,en;q=0.9
   Content-Type=application/x-www-form-urlencoded


REQUEST ATTRIBUTES
   org.springframework.web.context.request.async.WebAsyncManager.WEB_ASYNC_MANAGER=org.springframework.web.context.request.async.WebAsyncManager@1700cdb
   javax.servlet.error.status_code=500
   org.springframework.web.servlet.DispatcherServlet.CONTEXT=WebApplicationContext for namespace 'springDispatcher-servlet': startup date [Fri Nov 10 08:30:56 AKST 2017]; parent: Root WebApplicationContext
   javax.servlet.jsp.jstl.fmt.localizationContext.request=org.springframework.web.servlet.support.JstlUtils$SpringLocalizationContext@1102790
   org.springframework.web.servlet.HandlerMapping.introspectTypeLevelMapping=false
   __spring_security_session_mgmt_filter_applied=true
   modulePath=/modules/asciiFile
   org.springframework.web.servlet.DispatcherServlet.LOCALE_RESOLVER=org.springframework.web.servlet.i18n.SessionLocaleResolver@14bd7c6
   org.springframework.web.servlet.HandlerMapping.bestMatchingPattern=/data_source_properties.shtm
   org.springframework.web.servlet.DispatcherServlet.OUTPUT_FLASH_MAP=FlashMap [attributes={}, targetRequestPath=null, targetRequestParams={}]
   javax.servlet.error.exception_type=class javax.servlet.ServletException
   commPorts=[ - /dev/ttyS1,  - /dev/ttyUSB0,  - /dev/ttyUSB1,  - /dev/ttyUSB2]
   org.springframework.web.servlet.DispatcherServlet.FLASH_MAP_MANAGER=org.springframework.web.servlet.support.SessionFlashMapManager@d30ed
   lang=en
   lastUpgrade=1510277356
   availableLanguages=[]
   javax.servlet.http.HttpServletResponse=org.springframework.security.web.header.HeaderWriterFilter$HeaderWriterResponse@1f4fce3
   _csrf=org.springframework.security.web.csrf.DefaultCsrfToken@18e642a
   __spring_security_filterSecurityInterceptor_filterApplied=true
   javax.servlet.error.servlet_name=springDispatcher
   javax.servlet.error.message=javax.servlet.ServletException: javax.servlet.jsp.JspException: org.apache.jasper.JasperException: Unable to compile class for JSP:

An error occurred at line: 206 in the jsp file: /WEB-INF/snippet/view/dataPoint/eventDetectors.jsp
UPDATE_EVENT_TYPE_CODES cannot be resolved or is not a field
203:       &lt;tr&gt;
204:         &lt;td class="formLabelRequired"&gt;&lt;fmt:message key="publisherEdit.updateEvent"/&gt;&lt;/td&gt;
205:         &lt;td class="formField"&gt;
206:            &lt;tag:exportCodesOptions id="eventDetector_TEMPLATE_UpdateEvent" optionList="&lt;%= AnalogChangeDetectorVO.UPDATE_EVENT_TYPE_CODES.getIdKeys() %&gt;"/&gt;
207:       &lt;/tr&gt;
208:
209:       &lt;tr&gt;


Stacktrace:
   org.springframework.web.servlet.DispatcherServlet.THEME_SOURCE=WebApplicationContext for namespace 'springDispatcher-servlet': startup date [Fri Nov 10 08:30:56 AKST 2017]; parent: Root WebApplicationContext
   instanceDescription=Prince — King Street
   analogPoints=[DataPointVO [id=27, xid=DP_ES100_Flow1, name=Flow 1, dataSourceId=4, deviceName=DigiConnectSP, enabled=true, pointFolderId=5, loggingType=4, intervalLoggingPeriodType=2, intervalLoggingPeriod=1, intervalLoggingType=4, to
lerance=0.0, purgeOverride=false, purgeType=7, purgePeriod=1, textRenderer=com.serotonin.m2m2.view.text.AnalogRenderer@a06f3a, chartRenderer=com.serotonin.m2m2.view.chart.ImageChartRenderer@133bfdb, eventDetectors=null, comments=null, de
faultCacheSize=1, discardExtremeValues=false, discardLowLimit=-1.7976931348623157E308, discardHighLimit=1.7976931348623157E308, unit=m³/h, integralUnit=m³·s/h, renderedUnit=gal/min, useIntegralUnit=false, useRenderedUnit=true, rollup=NON
E, plotType=3, pointLocator=com.serotonin.m2m2.modbus.vo.ModbusPointLocatorVO@11849ba, dataSourceTypeName=MODBUS_IP, dataSourceName=DigiConnectSP, dataSourceXid=DS_434682, lastValue=null, settable=false, overrideIntervalLoggingSamples=fa
</code></pre>
<p dir="auto">core 3.2.2+20171009170034 (Build number: 20171009170034)<br />
dataPointDetailsView 3.2.0</p>
]]></description><link>https://forum.mango-os.com/topic/3073/datasource-details-causes-requesterror-unable-to-load-data_source_properties-shtm-dsid-9-status-500</link><generator>RSS for Node</generator><lastBuildDate>Wed, 07 Oct 2026 04:03:15 GMT</lastBuildDate><atom:link href="https://forum.mango-os.com/topic/3073.rss" rel="self" type="application/rss+xml"/><pubDate>Fri, 10 Nov 2017 23:24:19 GMT</pubDate><ttl>60</ttl><item><title><![CDATA[Reply to DataSource details causes “RequestError: Unable to load /data_source_properties.shtm?dsid=9 status: 500” on Mon, 13 Nov 2017 22:38:19 GMT]]></title><description><![CDATA[<p dir="auto">Nice, glad to hear you got it resolved!</p>
]]></description><link>https://forum.mango-os.com/post/16160</link><guid isPermaLink="true">https://forum.mango-os.com/post/16160</guid><dc:creator><![CDATA[phildunlap]]></dc:creator><pubDate>Mon, 13 Nov 2017 22:38:19 GMT</pubDate></item><item><title><![CDATA[Reply to DataSource details causes “RequestError: Unable to load /data_source_properties.shtm?dsid=9 status: 500” on Mon, 13 Nov 2017 22:20:02 GMT]]></title><description><![CDATA[<p dir="auto">You were correct; I checked the wrong server.</p>
<p dir="auto">I did find an additional mango-3.2.0.jar file in the lib directory. Removing it removed the problem.</p>
<p dir="auto">Thanks!</p>
]]></description><link>https://forum.mango-os.com/post/16158</link><guid isPermaLink="true">https://forum.mango-os.com/post/16158</guid><dc:creator><![CDATA[AldoRamos]]></dc:creator><pubDate>Mon, 13 Nov 2017 22:20:02 GMT</pubDate></item></channel></rss>