在使用Java API操作HBase时抛出如下异常: Illegal reflective access by org.apache.hadoop.security.authentication.util.KerberosUtil (file:/C:/Users/RYJ/.m2/repository/org/apache/hadoop/hadoop-auth/2.6.5/hadoop-auth-2.6.5.jar) to method sun.security.krb5.Config.getIn…

警告信息 2019-11-27T09:28:16.659+0000 I CONTROL [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/enabled is 'always'.2019-11-27T09:28:16.659+0000 I CONTROL [initandlisten] ** We suggest setting it to 'never'2019-11-27T09:28:16.659+0000 I C…

集成支付宝的时候遇到的问题,找到了解决办法,还说明了原因,非常好,觉得应该记下来,反正以我的记性下次一定是会忘光光哒~ 1)  Go to Build Settings -> Build Options -> Debug Information Format2)  Change the Debug setting from "DWARF with dSYM File" to "DWARF"3)  Leave the Release setting at…

FMDB操作sqlite的时候总是报警告Warning: there is at least one open result set around after performing,后来发现是执行查询executeQuery语句返回了FMResultSet的问题,貌似是没有[resultSet next]遍历完我就brake了,解决方案是[resultSet close];关闭就好了,就不会提示了…

go get -u github.com/beego/bee 报警告: # github.com/beego/beeld: warning: text-based stub file /System/Library/Frameworks//CoreFoundation.framework/CoreFoundation.tbd and library file /System/Library/Frameworks//CoreFoundation.framework/CoreFoundation a…

VCS编译仿真警告Warning 问题描述 在较大的SOC集成中,通常使用Perl脚本例化子模块到Top层,然而,有时会出现例化出来的输入端口名没有在Top层定义,而且端口的位宽为1bit,那么,verdi载入不会报错或报警告,有可能造成Bug. VCS编译log文件 针对上述问题,可以查看VCS的log文件,VCS会报出Waring-[IWNF] Implicit wire has no fanin的警告. 另外,可以在VCS的编译参数中加入+lint=TFIPC-L,VCS会报出更多端口的详…

MySQL5.7.27报错“[Warning] Using a password on the command line interface can be insecure.”在命令行使用密码不安全警告 原因 这个错误是在我执行备份脚本的时候出现的 # mysqldump -h主机名 -u用户名 -p密码 数据库名称 > /usr/local/dbbackup/数据库名称_$(date +%Y%m%d_%H%M%S).sql 原因是mysql的安全机制导致,因为在命令行直接将命令写上,被认为是不…

想使用NSInvocationOperation下载图片,然而并没有下载下来, NSData为nil, 还有报错:(打断点就报错) warning: could not load any Objective-C class information from the dyld shared cache. This will significantly reduce the quality of type information available. 现在这两个问题还没解决, 以后再看吧,先提交到g…

ecstore在MySQL5.7下维护报错WARNING:512 @ ALTER IGNORE TABLE 打开 /app/base/lib/application/dbtable.php , 替换ALTER IGNORE TABLE 为 ALTER TABLE .再执行 cmd update 就OK了.…

问题:创建容器的时候报错WARNING: IPv4 forwarding is disabled. Networking will not work. # docker run -it -p 30001:22 --name=centos-ssh centos /bin/bash WARNING: IPv4 forwarding is disabled. Networking will not work. 解决办法:# vim /usr/lib/sysctl.d/00-system.conf 添加…