PHP Parse error… syntax error unexpected '(', expecting T_STRING or T_VARIABLE or '{' or '$'

I can't figure out where this error is located. Line 1 is <?php also i'm using a phpIDE app and its not showing any errors / missing braces.

PHP Parse error: syntax error, unexpected '(', expecting T_STRING or T_VARIABLE or '{' or '$' in /home/ratemy/public_html/kernel/parser.php(190) : eval()'d code on line 1

code lines from 167 - 200... line 190 is marked below.

# Format replaced vars
    function do_format($value,$s) {
            global $en;
            $value = (isset($en[$value]) ? $en[$value] : @constant($value));
            $i = strtolower($s);
            if (strpos($i,'echo') || strpos($i,'define')) {
                    $value = str_replace('"','`',$value);
                    $value = str_replace(chr(39),'`',$value);
                    }
            return $value;
            }

# Execute template block
    function exec_block($start, $end, $jump = -2) {
            $this->tpi = $start - 1;
            while ($this->tpi < $end) {
                    $s = $this->templ_read();
                    $this->s = $this->template_replace_vars($s);
                    if ($this->act[$this->tpi] == 'continue_loop') return false;
                    if ($this->act[$this->tpi] == 'break_loop') {
                            $this->cancel_loop = true;
                            return false;
                            }
                    eval('$this->'.$this->act[$this->tpi].'();'); // LINE 190
                    }
            if ($jump != -2)
                    $this->tpi = $jump;
            }

# Echo a line
    function do_print() {
            echo $this->s;
            }

... snippet

there is more too the file is there a way I can figure out where this error is actually at?