r - Non-finite value supplied error with optim , while using betareg() for modeling -


while using betareg() modeling (lgd1) got error

error in optim(par = start, fn = loglikfun, gr = gradfun, method = method, :
non-finite value supplied optim

here code i'm using don't know how download database here.

install.packages("betareg")  install.packages("gtools")    library(betareg)  library(gtools)  database<-read.csv("classeur2.csv",sep=";",header=true,stringsasfactors=false,dec=",")  head(database)  str(database)  database[,"lgd1"]=as.numeric(database[,"lgd1"])  database[,"genre"]=as.factor(database[,"genre"])  levels(database[,"genre"])=(c("0","1"))  database[,"montant.nominal.du.credit"]=as.factor(database[,"montant.nominal.du.credit"])  levels(database[,"montant.nominal.du.credit"])=(c("0","1"))  database[,"typcliresid"]=as.factor(database[,"typcliresid"])  levels(database[,"typcliresid"])=(c("0","1"))  database[,"typclimre"]=as.factor(database[,"typclimre"])  levels(database[,"typclimre"])=(c("0","1"))  database[,"garantieh"]= as.factor(database[,"garantieh"])  levels(database[,"garantieh"])=(c("0","1"))  database[,"garantiecp"]= as.factor(database[,"garantiecp"])  levels(database[,"garantiecp"])=(c("0","1"))  database[,"garantieccg"]= as.factor(database[,"garantieccg"])  levels(database[,"garantieccg"])=(c("0","1"))  database[,"montant.d.echeance"]=as.factor(database[,"montant.d.echeance"])  levels(database[,"montant.d.echeance"])=(c("0","1"))  database[,"age.client"]=as.factor(database[,"age.client"])  levels(database[,"age.client"])=(c("0","1"))  database[,"duree.du.dossier"]=as.factor(database[,"duree.du.dossier"])  levels(database[,"duree.du.dossier"])=(c("0","1"))  database[,"crd.2010"]=as.factor(database[,"crd.2010"])  levels(database[,"crd.2010"])=(c("0","1"))  database[,"montant.de.garantie"]=as.factor(database[,"montant.de.garantie"])  levels(database[,"montant.de.garantie"])=(c("0","1"))        database$genre<-relevel(database$genre,ref="1")  database$montant.nominal.du.credit<-relevel(database$montant.nominal.du.credit,ref="1")  database$typcliresid<-relevel(database$typcliresid,ref="1")  database$garantieh<-relevel(database$garantieh,ref="1")  database$typclimre<-relevel(database$typclimre,ref="1")  database$garantiecp<-relevel(database$garantiecp,ref="1")  database$garantieccg<-relevel(database$garantieccg,ref="1")  database$montant.d.echeance<-relevel(database$montant.d.echeance,ref="1")  database$age.client<-relevel(database$age.client,ref="1")  database$duree.du.dossier<-relevel(database$duree.du.dossier,ref="1")  database$crd.2010<-relevel(database$crd.2010,ref="1")  database$montant.de.garantie<-relevel(database$montant.de.garantie,ref="1")  str(database)    any(is.na(database))    database.logit <- betareg(lgd1 ~ genre+montant.nominal.du.credit+typcliresid+typclimre+garantieh+garantiecp+garantieccg+montant.d.echeance+age.client+duree.du.dossier+crd.2010+montant.de.garantie,data=database,link="logit")  betareg(formula = lgd1 ~ genre+montant.nominal.du.credit+typcliresid+typclimre+garantieh+garantiecp+garantieccg+montant.d.echeance+age.client+duree.du.dossier+crd.2010+montant.de.garantie,data=database,link="logit")  summary(database.logit)

error in optim(par = start, fn = loglikfun, gr = gradfun, method = method, :
non-finite value supplied optim


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