#报错

启动tomcat 报错:Neither the JAVA_HOME nor the JRE_HOME environment variable is defined

 [root@localhostMETA-INF]#systemctlstarttomcatJobfortomcat.servicefailedbecausethecontrolprocessexitedwitherrorcode.See"systemctlstatustomcat.service"and"j...

Xshell报错“The remote SSH server rejected X11 forwarding request.”

 xshell连接centos7,报错:“TheremoteSSHserverrejectedX11forwardingrequest.” 打开文件/etc/ssh/sshd_config,修改下面的参数X11Forwardingyes如果有,那就不用修改 修改xs...

flask报错No module named 'flask.ext'

 解决:fromflask.ext.httpauthimportHTTPBasicAuth改为fromflask_httpauthimportHTTPBasicAuth提示ModuleNotFoundError:Nomodulenamed'flask_httpauth'pipinstallflask_http...

json文件为空时读取会报错

 simplejson.errors.JSONDecodeError:Expectingvalue:line1column1(char0)提示说是解码错误 可以用下面的方法判断json文件是否为空importjson#读取withopen('tmp.json','r')asf:data=f.read...

Spark离线日志分析,连接Spark出现报错

首先,我的代码是这样的importorg.apache.spark.rdd.RDDimportorg.apache.spark.{SparkConf,SparkContext}objectPvCount{defmain(args:Array[String]):Unit={//获取SparkConfvalsparkCon...

就没有我遇不到的报错!java.lang.NoClassDefFoundError: org/apache/hadoop/hbase/filter/Filter

本来准备用HBase的Bulkload将HDFS的HFile文件导入到HBase的myuser2表中,用的是yarnjar的命令yarnjar/export/servers/hbase-1.2.0-cdh5.14.0/lib/hbase-server-1.2.0-cdh5.14.0.jarcompletebulkloa...

hive元数据报错?试了很多方法都没辙?也许你漏了这一步

进入hiveCLI后,输入showdatabases;显示FAILED:SemanticExceptionorg.apache.hadoop.hive.ql.metadata.HiveException:java.lang.RuntimeException:Unabletoinstantiateorg.apache.h...

jekins,报错 stderr: Could not create directory '/usr/share/tomcat7/.ssh'. Failed to add the host to the list of

publickey是在~/.ssh/id_rsa.pub,而privatekey是~/.ssh/id_rsa设置的时候,Jenkins需要的是privatekey...
代码星球 ·2020-08-08

jenkins网页报错,Unable to create the home directory ‘/usr/share/tomcat7/.jenkins’. This is most likely a permission problem

cd/usr/share/tomcat7sudomkdir.jenkinssudochowntomcat7:nogroup.jenkins  执行以上操作,重启解决...

hive cast( as integer)报错 in primitive type specification

原因是hive版本太老,不能识别integer,只能识别inthttp://mail-archives.apache.org/mod_mbox/hive-dev/201310.mbox/%3CJIRA.12595720.1340551511790.3851.1383257119001@arcas%3E生效版本是0.8....
代码星球 ·2020-08-08

web.xml配置文件中async-supported报错解决

项目中配置spring时async-supported报错:是因为<async-supported>true</async-supported>是web.xml3.0的新特性,所以更改web.xml头部文件如下即可:<web-appxmlns:xsi="http://www.w3.org/...

npm proxy报错处理

npm经常抽风,动不动安装一个模块就这样了:提示是否设置了正确的代理地址,解决方法网上有很多,有说取消代理、重新设置代理等等,最简单粗暴解决:删除nodejs安装路径下面的npmrc文件,再使用淘宝的npm镜像即可,亲测成功:...
代码星球 ·2020-08-08

laravel 报错htmlspecialchars() expects parameter 1 to be string, object given

翻译过来就是   期望参数1是字符串  意思就是说变量为数组,应以数组的方式输出  @foreach($xxxas$k=>$y)    {{$k}}{{$y}}  @endforeach...

解决 sockjs-node/info?t=报错

本地开发环境报错:1.找到/node_modules/sockjs-client/dist/sockjs.js 2.找到代码的1605行  try{//self.xhr.send(payload);把这里注掉}catch(e){self.emit('finish',0,'');self._...
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