MT4 的错误代码是存放在MetaEditor的libraries文件夹下 stdlib.mq4或stderror.mq4文件中。
case 1: error_string="no error"; 没有错误返回。;
case 2: error_string="common error"; 没有错误返回但结果不明;
case 3: error_string="invalid trade parameters"; 一般错误;
case 4: error_string="trade server is busy";无效交易参量;
case 5: error_string="old version of the client terminal";交易服务器繁忙;
case 6: error_string="no connection with trade server";客户终端旧版本;
case 7: error_string="not enough rights";没有连接服务器;
case 8: error_string="too frequent requests";没有权限;
case 9: error_string="malfunctional trade operation (never returned error)";请求过于频繁;
case 64: error_string="account disabled"; 交易运行故障;
case 65: error_string="invalid account";账户禁止;
case 128: error_string="trade timeout";无效超时;
case 129: error_string="invalid price"; 无效价格;
case 130: error_string="invalid stops";无效停止;
case 131: error_string="invalid trade volume";无效交易量;
case 132: error_string="market is closed";市场关闭;
case 133: error_string="trade is disabled";交易被禁止;
case 134: error_string="not enough money";资金不足;
case 135: error_string="price changed";价格改变;
case 136: error_string="off quotes"; 开价;
case 137: error_string="broker is busy (never returned error)";经纪商繁忙;
case 138: error_string="requote";重新开价;
case 139: error_string="order is locked";订单被锁定;
case 140: error_string="long positions only allowed";只允许看涨仓位;
case 141: error_string="too many requests";过多请求;
case 145: error_string="modification denied because order too close to market";因为过于接近市场，修改否定;
case 146: error_string="trade context is busy";交易文本已满;
case 147: error_string="expirations are denied by broker";时间周期被经纪商否定;
case 148: error_string="amount of open and pending orders has reached the limit";开单和挂单总数已被经纪限定;
case 149: error_string="hedging is prohibited";当对冲被拒绝时,打开相对于现有的一个单置;
case 150: error_string="prohibited by FIFO rules";把为反FIFO规定的单子平掉;
以下是mql4的错误代码
case 4000: error_string="no error (never generated code)"; 没有错误;
case 4001: error_string="wrong function pointer"; 错误函数指示;
case 4002: error_string="array index is out of range";数组索引超出范围;
case 4003: error_string="no memory for function call stack"; 对于调用堆栈储存器函数没有足够内存;
case 4004: error_string="recursive stack overflow"; 循环堆栈储存器溢出;
case 4005: error_string="not enough stack for parameter";对于堆栈储存器参量没有内存;
case 4006: error_string="no memory for parameter string";对于字行参量没有足够内存;
case 4007: error_string="no memory for temp string";对于字行没有足够内存;
case 4008: error_string="not initialized string";没有初始字行;
case 4009: error_string="not initialized string in array";在数组中没有初始字串符;
case 4010: error_string="no memory for array' string";对于数组没有内存;
case 4011: error_string="too long string"; 字行过长;
case 4012: error_string="remainder from zero divide"; 余数划分为零;
case 4013: error_string="zero divide"; 零划分;
case 4014: error_string="unknown command";不明命令;
case 4015: error_string="wrong jump (never generated error)";错误转换(没有常规错误);
case 4016: error_string="not initialized array";没有初始数组;
case 4017: error_string="dll calls are not allowed";禁止调用DLL; //出现这个异常在导入时候运行动态调用dll即可
case 4018: error_string="cannot load library"; 数据库不能下载;
case 4019: error_string="cannot call function"; 不能调用函数;
case 4020: error_string="expert function calls are not allowed";禁止调用智能交易函数;
case 4021: error_string="not enough memory for temp string returned from function"; 对于来自函数的字行没有足够内存;
case 4022: error_string="system is busy (never generated error)";系统繁忙 (没有常规错误);
case 4050: error_string="invalid function parameters count"; 无效计数参量函数;
case 4051: error_string="invalid function parameter value"; 无效参量值函数;
case 4052: error_string="string function internal error";字行函数内部错误;
case 4053: error_string="some array error"; 一些数组错误;
case 4054: error_string="incorrect series array using";应用不正确数组;
case 4055: error_string="custom indicator error"; 自定义指标错误;
case 4056: error_string="arrays are incompatible"; 不协调数组;
case 4057: error_string="global variables processing error";整体变量过程错误;
case 4058: error_string="global variable not found"; 整体变量未找到;
case 4059: error_string="function is not allowed in testing mode";测试模式函数禁止; case 4060: error_string="function is not confirmed";没有确认函数;
case 4061: error_string="send mail error"; 发送邮件错误;
case 4062: error_string="string parameter expected"; 字行预计参量;
case 4063: error_string="integer parameter expected"; 整数预计参量;
case 4064: error_string="double parameter expected"; 双预计参量;
case 4065: error_string="array as parameter expected"; 数组作为预计参量;
case 4066: error_string="requested history data in update state"; 刷新状态请求历史数据;
case 4067: error_string="ERR_TRADE_ERROR";交易函数错误;
case 4099: error_string="end of file ERR_END_OF_FILE"; 文件结束;
case 4100: error_string="some file error"; 一些文件错误;
case 4101: error_string="wrong file name";错误文件名称
case 4102: error_string="too many opened files";打开文件过多;
case 4103: error_string="cannot open file"不能打开文件;
case 4104: error_string="incompatible access to a file"不协调文件;
case 4105: error_string="no order selected"没有选择订单;
case 4106: error_string="unknown symbol";不明货币对;
case 4107: error_string="invalid price parameter for trade function"; 无效价格;
case 4108: error_string="invalid ticket"; 无效订单编码;
case 4109: error_string="trade is not allowed in the expert properties"; 不允许交易;
case 4110: error_string="longs are not allowed in the expert properties"; 不允许长期;
case 4111: error_string="shorts are not allowed in the expert properties"; 不允许短期;
case 4200: error_string="object is already exist"; 订单已经存在;
case 4201: error_string="unknown object property"; 不明定单属性;
case 4202: error_string="object is not exist"; 订单不存在;
case 4203: error_string="unknown object type"; 不明定单类型;
case 4204: error_string="no object name";没有订单名称;
case 4205: error_string="object coordinates error"; 定单坐标错误;
case 4206: error_string="no specified subwindow"; 没有指定子窗口;
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