以太坊MPT树的持久化层是采用了leveldb数据库,然而在抽取MPT树代码运行过程中,进行get和write操作时却发生了错误: Caused by: org.fusesource.leveldbjni.internal.NativeDB$DBException: IO error: C:\data\trie\.sst: Could not create random access file. at org.fusesource.leveldbjni.internal.NativeDB.che…
[1]问题描述 (1)执行SQL语句: use billing; select * from cfg_dict into outfile '/home/kaizenly/cfg_dict.csv' fields terminated by ','; (2)错误提示信息: ERROR 1 (HY000) at line 1: Can't create/write to file '/home/kaizenly/cfg_dict.csv' (Errcode: 13 - Permission deni…
首先说一下系统基础架构: 服务器:weblogic11g集群 数据库:oracle数据库Rac 出错信息: 1.java.sql.SQLRecoverableException: Closed Connection 2.Test "SELECT 1 FROM DUAL" set up for pool "mds-soa" failed with exception: "java.sql.SQLRecoverableException: IO Error:…
Status : Failure -Test failed: IO Error: The Network Adapter could not establish the connection解决办法: 启动监听器时[oracle@localhost ~]$lsntctl start 出现The listener supports no services Linux命令行运行 [oracle@localhost bin]$ netmgr 打开Oracle Net Manager,添加Data…
http://blog.sina.com.cn/s/blog_6754464e0100qfvd.html Open Flash Chart 2 提示Open Flash Chart IO ERROR Loading test data Error #2032.This is the URL that I tried to open: 好像只有在IE中会提示. 网上搜索,好多人遇到这种问题,都没有解决办法.真郁闷了. 后面想想,应该是缓存的原因.所以,在加载Flash的时候,加个随机参数,问题解决…