R MySQL connection error rJAVA -


when trying establish connection between mysql database , rserver:

driverdir <- "~/drivers/mysql-connector-java-5.1.44/"   driver <- jdbc(driverclass = "com.mysql.jdbc.driver",                  classpath = file.path(driverdir, "mysql-connector-java-5.1.44-bin.jar"), "`")   constr_unhashed <- getvar_("constr_unhashed")   username <- getvar_("uid")   password <- getvar_("pwd")   conn_unhashed <- trycatch(dbconnect(driver, constr_unhashed, username, password),                             error = function(e) {flog.error(e); "error"})

i getting error:

 error in ._jobjref_dollar(x[["jobj"]], name) :    no field, method or inner class called '.when'

for pointed out rjava github repo have tested java version , r java versions:

~/drivers$ java -version bash: [:   455  java -version: integer expression expected bash: [:   455  java -version: integer expression expected java version "1.8.0_101" java(tm) se runtime environment (build 1.8.0_101-b13) java hotspot(tm) 64-bit server vm (build 25.101-b13, mixed mode) ~/drivers$ r cmd javareconf bash: [:   456  r cmd javareconf: integer expression expected bash: [:   456  r cmd javareconf: integer expression expected *** java_home not valid path, ignoring java interpreter : /usr/bin/java java version     : 1.8.0_101 java home path   : /usr/lib/jvm/java-8-oracle/jre java compiler    : /usr/bin/javac java headers gen.: /usr/bin/javah java archive tool: /usr/bin/jar

any suggestion on might missing?


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