https://community.cloudera.com/t5/Support-Questions/Error-starting-Impala/m-p/92265#M12353 <P>Impala error:</P><P>E0704 14:17:50.711091 60291 impala-server.cc:1564] There was an error processing the impalad catalog update. Requesting a full topic update to recover: RuntimeException: java.io.FileNotFoundException: /run/cloudera-scm-agent/process/117-impala-IMPALAD/hadoop-conf/core-site.xml (Permission denied)<BR />CAUSED BY: FileNotFoundException: /run/cloudera-scm-agent/process/117-impala-IMPALAD/hadoop-conf/core-site.xml (Permission denied)<BR />E0704 14:17:52.714336 60292 Configuration.java:2889] error parsing conf core-site.xml<BR />Java exception follows:<BR />java.io.FileNotFoundException: /run/cloudera-scm-agent/process/117-impala-IMPALAD/hadoop-conf/core-site.xml (Permission denied)<BR />at java.io.FileInputStream.open0(Native Method)<BR />at java.io.FileInputStream.open(FileInputStream.java:195)<BR />at java.io.FileInputStream.&lt;init&gt;(FileInputStream.java:138)<BR />at java.io.FileInputStream.&lt;init&gt;(FileInputStream.java:93)<BR />at sun.net.<A href="http://www.protocol.file.FileURLConnection.connect(FileURLConnection.java:90" target="_blank">www.protocol.file.FileURLConnection.connect(FileURLConnection.java:90</A>)<BR />at sun.net.<A href="http://www.protocol.file.FileURLConnection.getInputStream(FileURLConnection.java:188" target="_blank">www.protocol.file.FileURLConnection.getInputStream(FileURLConnection.java:188</A>)<BR />at org.apache.hadoop.conf.Configuration.parse(Configuration.java:2813)<BR />at org.apache.hadoop.conf.Configuration.getStreamReader(Configuration.java:2906)<BR />at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2864)<BR />at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2838)<BR />at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2715)<BR />at org.apache.hadoop.conf.Configuration.set(Configuration.java:1352)<BR />at org.apache.hadoop.conf.Configuration.set(Configuration.java:1324)<BR />at org.apache.hadoop.mapred.JobConf.setJar(JobConf.java:518)<BR />at org.apache.hadoop.mapred.JobConf.setJarByClass(JobConf.java:536)<BR />at org.apache.hadoop.mapred.JobConf.&lt;init&gt;(JobConf.java:430)<BR />at org.apache.hadoop.hive.conf.HiveConf.initialize(HiveConf.java:4061)<BR />at org.apache.hadoop.hive.conf.HiveConf.&lt;init&gt;(HiveConf.java:4024)<BR />at org.apache.impala.catalog.MetaStoreClientPool.&lt;init&gt;(MetaStoreClientPool.java:155)<BR />at org.apache.impala.catalog.Catalog.&lt;init&gt;(Catalog.java:99)<BR />at org.apache.impala.catalog.ImpaladCatalog.&lt;init&gt;(ImpaladCatalog.java:96)<BR />at org.apache.impala.service.FeCatalogManager$CatalogdImpl.createNewCatalog(FeCatalogManager.java:122)<BR />at org.apache.impala.service.FeCatalogManager$CatalogdImpl.updateCatalogCache(FeCatalogManager.java:109)<BR />at org.apache.impala.service.Frontend.updateCatalogCache(Frontend.java:308)<BR />at org.apache.impala.service.JniFrontend.updateCatalogCache(JniFrontend.java:187)<BR />E0704 14:17:52.714665 60292 impala-server.cc:1564] There was an error processing the impalad catalog update. Requesting a full topic update to recover: RuntimeException: java.io.FileNotFoundException: /run/cloudera-scm-agent/process/117-impala-IMPALAD/hadoop-conf/core-site.xml (Permission denied)<BR />CAUSED BY: FileNotFoundException: /run/cloudera-scm-agent/process/117-impala-IMPALAD/hadoop-conf/core-site.xml (Permission denied)</P> Thu, 04 Jul 2019 11:18:59 GMT andreas 2019-07-04T11:18:59Z