title: Eclipse: an error has occured see log fie configuration
body: <p>While going into the log file this shows up. Please, help to resolve it:</p>
  
  <p>This is what it looks like: </p>
  
  <p><img src="https://i.stack.imgur.com/MBdsj.jpg" alt="eclipse error"></p>
  
  <p>Error log:</p>
  
  <pre><code>!ENTRY org.eclipse.wst.css.core 2 0 2019-11-13 17:51:00.216 
  !MESSAGE Could not resolve module: org.eclipse.wst.css.core[878] Unresolved
  requirement: Require-Bundle: org.eclipse.wst.sse.core;bundle-version="[1.1.1000,1.2.0)"
      -&gt; Bundle-SymbolicName: org.eclipse.wst.sse.core; bundle-version="1.1.1002.v201711071507"; singleton:="true"
         org.eclipse.wst.sse.core[944]
           Unresolved requirement: Require-Bundle: org.eclipse.core.resources; bundle-version="[3.5.0,4.0.0)"
             -&gt; Bundle-SymbolicName: org.eclipse.core.resources; bundle-version="3.12.0.v20170417-1558"; singleton:="true"
                org.eclipse.core.resources[143]
                  Unresolved requirement: Require-Bundle: org.eclipse.ant.core; bundle-version="[3.1.0,4.0.0)";resolution:="optional"
                    -&gt; Bundle-SymbolicName: org.eclipse.ant.core; bundle-version="3.5.0.v20170509-2149"; singleton:="true"
                       org.eclipse.ant.core[108]
                         Unresolved requirement: Require-Bundle: org.eclipse.core.runtime; bundle-version="[3.2.0,4.0.0)"
                           -&gt; Bundle-SymbolicName: org.eclipse.core.runtime; bundle-version="3.13.0.v20170207-1030";singleton:="true"
                              org.eclipse.core.runtime[145]
                                Unresolved requirement: Require-Capability: osgi.ee;filter:="(&amp;(osgi.ee=JavaSE)(version=1.8))"
                                Unresolved requirement: Require-Bundle: org.eclipse.equinox.common; bundle-version="[3.8.0,4.0.0)";visibility:="reexport"
                                  -&gt; Bundle-SymbolicName: org.eclipse.equinox.common; bundle-version="3.9.0.v20170207-1454";singleton:="true"
                                     org.eclipse.equinox.common[358]
                                       Unresolved requirement: Require-Capability: osgi.ee;filter:="(&amp;(osgi.ee=JavaSE)(version=1.8))"
                                Unresolved requirement: Require-Bundle: org.eclipse.core.contenttype; bundle-version="[3.3.0,4.0.0)";visibility:="reexport"
                                  -&gt; Bundle-SymbolicName: org.eclipse.core.contenttype; bundle-version="3.6.0.v20170207-1037";singleton:="true"
                                     org.eclipse.core.contenttype[130]
                                       Unresolved requirement: Require-Bundle: org.eclipse.equinox.preferences;bundle-version="[3.2.0,4.0.0)"
                                         -&gt; Bundle-SymbolicName: org.eclipse.equinox.preferences;bundle-version="3.7.0.v20170126-2132"; singleton:="true"
                                            org.eclipse.equinox.preferences[402]
                                              Unresolved requirement: Require-Bundle: org.eclipse.equinox.common;bundle-version="[3.2.0,4.0.0)"
                                                -&gt; Bundle-SymbolicName: org.eclipse.equinox.common; bundle-version="3.9.0.v20170207-1454";singleton:="true"
                                Unresolved requirement: Require-Bundle: org.eclipse.core.jobs; bundle-version="[3.2.0,4.0.0)";visibility:="reexport"
                                  -&gt; Bundle-SymbolicName: org.eclipse.core.jobs; bundle-version="3.9.3.v20180115-1757";singleton:="true"
                                     org.eclipse.core.jobs[140]
                                       Unresolved requirement: Require-Bundle: org.eclipse.equinox.common;bundle-version="[3.8.0,4.0.0)"
                                         -&gt; Bundle-SymbolicName: org.eclipse.equinox.common; bundle-version="3.9.0.v20170207-1454";singleton:="true"
                                Unresolved requirement: Require-Bundle: org.eclipse.equinox.registry; bundle-version="[3.4.0,4.0.0)";visibility:="reexport"
                                  -&gt; Bundle-SymbolicName: org.eclipse.equinox.registry; bundle-version="3.7.0.v20170222-1344";singleton:="true"
                                     org.eclipse.equinox.registry[403]
                                       Unresolved requirement: Require-Bundle: org.eclipse.equinox.common;bundle-version="[3.7.0,4.0.0)"
                                         -&gt; Bundle-SymbolicName: org.eclipse.equinox.common; bundle-version="3.9.0.v20170207-1454";singleton:="true"
                                       Unresolved requirement: Import-Package: org.eclipse.core.runtime.jobs; resolution:="optional"
                                         -&gt; Export-Package: org.eclipse.core.runtime.jobs; bundle-version="3.9.3.v20180115-1757";bundle-symbolic-name="org.eclipse.core.jobs"; version="0.0.0"
                                Unresolved requirement: Require-Bundle: org.eclipse.equinox.preferences; bundle-version="[3.4.0,4.0.0)";visibility:="reexport"
                                  -&gt; Bundle-SymbolicName: org.eclipse.equinox.preferences;bundle-version="3.7.0.v20170126-2132"; singleton:="true"
                                Unresolved requirement: Require-Bundle: org.eclipse.equinox.app; bundle-version="1.0.0";visibility:="reexport"
                                  -&gt; Bundle-SymbolicName: org.eclipse.equinox.app; bundle-version="1.3.400.v20150715-1528";singleton:="true"
                                     org.eclipse.equinox.app[356]
                                       Unresolved requirement: Require-Bundle: org.eclipse.equinox.registry;bundle-version="[3.4.0,4.0.0)"
                                         -&gt; Bundle-SymbolicName: org.eclipse.equinox.registry; bundle-version="3.7.0.v20170222-1344";singleton:="true"
                         Unresolved requirement: Require-Bundle: org.eclipse.core.variables; bundle-version="[3.1.0,4.0.0)"
                           -&gt; Bundle-SymbolicName: org.eclipse.core.variables; bundle-version="3.4.0.v20170113-2056";singleton:="true"
                              org.eclipse.core.variables[146]
                                Unresolved requirement: Require-Bundle: org.eclipse.core.runtime; bundle-version="[3.3.0,4.0.0)"
                                  -&gt; Bundle-SymbolicName: org.eclipse.core.runtime; bundle-version="3.13.0.v20170207-1030";singleton:="true"
                  Unresolved requirement: Require-Bundle: org.eclipse.core.expressions; bundle-version="[3.2.0,4.0.0)"
                    -&gt; Bundle-SymbolicName: org.eclipse.core.expressions; bundle-version="3.6.0.v20170207-1037";singleton:="true"
                       org.eclipse.core.expressions[135]
                         Unresolved requirement: Require-Bundle: org.eclipse.core.runtime; bundle-version="[3.3.0,4.0.0)"
                           -&gt; Bundle-SymbolicName: org.eclipse.core.runtime; bundle-version="3.13.0.v20170207-1030";singleton:="true"   
              Unresolved requirement: Require-Bundle:org.eclipse.wst.xml.core; bundle-version="[1.1.1100,1.2.0)"
      -&gt; Bundle-SymbolicName: org.eclipse.wst.xml.core; bundle-version="1.1.1101.v201711080222"; singleton:="true"
         org.eclipse.wst.xml.core[970]
           Unresolved requirement: Require-Bundle: org.eclipse.core.runtime; bundle-version="[3.12.0,4.0.0)"
             -&gt; Bundle-SymbolicName: org.eclipse.core.runtime; bundle-version="3.13.0.v20170207-1030"; singleton:="true"
              Unresolved requirement: Require-Bundle: org.eclipse.core.runtime;bundle-version="[3.13.0,4.0.0)"
      -&gt; Bundle-SymbolicName: org.eclipse.core.runtime; bundle-version="3.13.0.v20170207-1030"; singleton:="true"
  
  
  !ENTRY org.eclipse.persistence.jpa 2 0 2019-11-13 17:51:00.217
  !MESSAGE Could not resolve module: org.eclipse.persistence.jpa[746]
  Unresolved requirement: Import-Package: javax.persistence; jpa="2.2";
  version="[1.1.0,2.3.0)"
      -&gt; Export-Package: javax.persistence; bundle-version="2.2.0.v201708071007"; jpa="2.2";
  bundle-symbolic-name="javax.persistence"; version="2.2.0"
         javax.persistence[35]
           Unresolved requirement: Require-Capability: osgi.ee; filter:="(&amp;(osgi.ee=JavaSE)(version=1.8))"
  
  
  !ENTRY org.eclipse.datatools.enablement.sap.maxdb.dbdefinition 2 0
  2019-11-13 17:51:00.217 !MESSAGE Could not resolve module:
  org.eclipse.datatools.enablement.sap.maxdb.dbdefinition[212]
  Unresolved requirement: Require-Capability: osgi.ee;
  filter:="(&amp;(osgi.ee=JavaSE)(version=1.8))"
  
  
  !ENTRY org.eclipse.osgi 4 0 2019-11-13 17:51:00.223 
  !MESSAGE Application error 
  !STACK 1 java.lang.IllegalStateException: Unable to acquire application service.Ensure that the org.eclipse.core.runtime bundle is resolved and started (see config.ini).
      at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:78)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
      at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
      at java.lang.reflect.Method.invoke(Unknown Source) 
      at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:653)     
      at org.eclipse.equinox.launcher.Main.basicRun(Main.java:590)    
      at org.eclipse.equinox.launcher.Main.run(Main.java:1499)    
      at org.eclipse.equinox.launcher.Main.main(Main.java:1472)
  </code></pre>