search for: set_cxtail

Dear List On windows XP using R.2.6.2 I get the message Error: value of 'SET_CXTAIL' must be a char or NULL, not a 'char' in connection with calling C code (using the .Call interface). I have been unable to find any info on this (in Writing R extensions). Can anyone help me with understanding this error? (In case it helps in tracking the problem: I pass two matrices...

...e 4: exit R saving workspace Error in structure(list(name = name, exit = NULL, handler = handler, "t??" = `t??`, : Value of SET_STRING_ELT() must be a 'CHARSXP' not a 'character' In addition: There were 24 warnings (use warnings() to see them) Error: value of 'SET_CXTAIL' must be a char or NULL, not a 'char' Error: value of 'SET_CXTAIL' must be a char or NULL, not a 'char' Error: value of 'SET_CXTAIL' must be a char or NULL, not a 'char' Error: value of 'SET_CXTAIL' must be a char or NULL, not a 'char'...