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...t I can't initialize MYSQL driver: ------------------------------------------------------------------------------------ > library("RMySQL") Loading required package: DBI > MySQL(max.con = 10, fetch.default.rec = 500, force.reload = F) Error in new("MySQLDriver", Id = drvId) : unused argument(s) (Id ...) ------------------------------------------------------------------------------------- Could somebody tell me what I have missed? Thx St?phane. -- ========================================================== Stephane CRUVEILLER Ph. D. Genoscope - Centre National d...

...ample.R") Loading required package: DBI [1] "inside main" [1] "myDbconnect print before driver" [1] "myDbconnect print after driver" *** caught segfault *** address 0x55, cause 'memory not mapped' Traceback: 1: .Call("RS_MySQL_newConnection", drvId, con.params, groups, default.file, PACKAGE = .MySQLPkgName) 2: mysqlNewConnection(drv, ...) 3: .class1(object) 4: .class1(object) 5: is(object, Cl) 6: .valueClassTest(standardGeneric("dbConnect"), "DBIConnection", "dbConnect") 7: dbConnect(drv, user = "x...

Dear R community, I tried to optimized my R code by using Rprof. In my R code I'm using MySQL database connections intensively. After a bunch of queries R fails with the following error message: Error in .Call("RS_MySQL_newConnection", drvId, con.params, groups, PACKAGE = .MySQLPkgName) : RS-DBI driver: (could not connect mylogin@mydatabase on dbname "myDB" Without the R profiler this code runs very stable since weeks. Do you have any ideas or suggestions? I tried the following R versions: ________________________...

...used argument(s) (address = "10.1.16.40") > con <- dbConnect(m, username="myname", password="mwpwd", dbname="10.1.16.40") *** caught segfault *** address (nil), cause 'memory not mapped' Traceback: 1: .Call("RS_Ora_newConnection", drvId, con.params, max.results, PACKAGE = .OraPkgName) 2: oraNewConnection(drv, ...) 3: is(object, Cl) 4: is(object, Cl) 5: .valueClassTest(standardGeneric("dbConnect"), "DBIConnection", "dbConnect") 6: dbConnect(m,...... [[alternative HTML version deleted]]

...messages,shown below:----------------- *> source("new_regression.R")* *Loading required package: DBI* *[1] "myDbconnect print"* * *** caught segfault **** *address 0x55, cause 'memory not mapped'* * * *Traceback:* * 1: .Call("RS_MySQL_newConnection", drvId, con.params, groups, default.file, PACKAGE = .MySQLPkgName)* * 2: mysqlNewConnection(drv, ...)* * 3: .class1(object)* * 4: .class1(object)* * 5: is(object, Cl)* * 6: .valueClassTest(standardGeneric("dbConnect"), "DBIConnection", "dbConnect")* * 7: dbConnect(d...

...R/S type for group" rdi 0x8d 141 (argument 1) rbp 0x7fffff9cc990 0x7fffff9cc990 rsp 0x7fffff9cc2f8 0x7fffff9cc2f8 (gdb) c *** caught segfault *** address 0x8d, cause 'memory not mapped' Traceback: 1: .Call("RS_MySQL_newConnection", drvId, con.params, groups, default.file, PACKAGE = .MySQLPkgName) 2: mysqlNewConnection(drv, ...) 3: .class1(object) 4: .class1(object) 5: is(object, Cl) 6: .valueClassTest(standardGeneric("dbConnect"), "DBIConnection", "dbConnect") 7: dbConnect(drv) Possible ac...