4.2: small exception on indexes raised when creating a new virtual site and accessing to it the first time

Small exceptions raised when creating a new virtual site and accessing to it the first time ragrding the index directory creation:

1515421 INFO [file-content-store] - File Store configured to E:\jahia4.2.0_r16791\tomcat\webapps\jahia\WEB-INF\var\content\slide/store, working directory E:\jahia4.2.0_r16791\tomcat\webapps\jahia\WEB-INF\var\content\slide/work
1515421 INFO [org.apache.slide.util.logger] - Disabling cache timeout for store jahia
1515437 INFO [org.apache.slide.util.logger] - Setting object cache size for store jahia to 10000
1515437 INFO [file-content-store] - File Store configured to E:\jahia4.2.0_r16791\tomcat\webapps\jahia\WEB-INF\var\content\slide/fsdfsd/store, working directory E:\jahia4.2.0_r16791\tomcat\webapps\jahia\WEB-INF\var\content\slide/fsdfsd/work
1515609 WARN [org.apache.slide.util.logger] - Invalid content interceptor : org.jahia.services.webdav.listeners.CMSSlideContentListener : org.jahia.services.webdav.listeners.CMSSlideContentListener

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GMS: address is 10.8.37.46:2185
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1532078 ERROR [org.jahia.params.ParamBean] - Unable to check server name validity: fsdfsd
1548593 WARN [org.jahia.services.search.JahiaSearchBaseService] - Cannot read index because directory E:\jahia4.2.0_r16791\tomcat\webapps\jahia\WEB-INF\var\search_indexes\fsdfsd does not exist, will be created upon first full site indexing...
1548609 ERROR [org.jahia.services.search.JahiaSearchBaseService] - An IO Exception occured when retrieving the index ramWriter for directory :E:\jahia4.2.0_r16791\tomcat\webapps\jahia\WEB-INF\var\search_indexes\fsdfsd
java.io.IOException: E:\jahia4.2.0_r16791\tomcat\webapps\jahia\WEB-INF\var\search_indexes\fsdfsd not a directory
at org.apache.lucene.store.FSDirectory.init(FSDirectory.java:180)
at org.apache.lucene.store.FSDirectory.getDirectory(FSDirectory.java:141)
at org.apache.lucene.store.FSDirectory.getDirectory(FSDirectory.java:117)
at org.apache.lucene.index.IndexWriter.<init>(IndexWriter.java:205)
at org.jahia.services.search.JahiaSearchBaseService.getIndexWriter(JahiaSearchBaseService.java:1531)
at org.jahia.services.search.JahiaSearchBaseService$SiteIndexer.storeInPersistance(JahiaSearchBaseService.java:1893)
at org.jahia.services.search.JahiaSearchBaseService.run(JahiaSearchBaseService.java:1194)
at java.lang.Thread.run(Thread.java:619)
1552171 INFO [org.jahia.bin.Jahia] - Processed [/jahia/Jahia/site/fsdfsd/pid/29/op/edit] user=[root] ip=[127.0.0.1] in [12078ms]
1556734 INFO [org.jahia.bin.Jahia] - Processed [/jahia/Jahia/engineName/addcontainer/site/fsdfsd/op/edit/pid/29] user=[root] ip=[127.0.0.1] in [47ms]
1560109 INFO [org.jahia.content.CrossReferenceManager] - Preloading Object links for ref object ContentPage_29 in cache
1560109 INFO [org.jahia.content.CrossReferenceManager] - Preloding Object Links, has loaded 0 entries in cache
1560156 INFO [org.jahia.bin.Jahia] - Processed [/jahia/Jahia/engineName/addcontainer/site/fsdfsd/op/edit/pid/29] user=[root] ip=[127.0.0.1] in [110ms]
1560375 INFO [org.jahia.bin.Jahia] - Processed [/jahia/Jahia/site/fsdfsd/pid/29/op/edit] user=[root] ip=[127.0.0.1] in [172ms]