Nextcloud with ISPConfig3

I have a problem with Netxcloud and ISPConfig, I try many configs nginx directives to working corectly with ISPconfig, but without success. I receive the next error messages: Error while app is enabled when I try to install an app.

Please somebody to help, have a good config.

Here is the latest nginx directive config:
add_header Strict-Transport-Security “max-age=15768000; includeSubDomains; preload;”;
client_max_body_size 512M;
fastcgi_buffers 64 4K;

rewrite ^/caldav(.*)$ /remote.php/caldav$1 redirect;
rewrite ^/carddav(.*)$ /remote.php/carddav$1 redirect;
rewrite ^/webdav(.*)$ /remote.php/webdav$1 redirect;

index index.php;
error_page 403 = /core/templates/403.php;
error_page 404 = /core/templates/404.php;

location ~ ^/(data|config|\.ht|db_structure\.xml|README) {
          deny all;

location / {
          rewrite ^/.well-known/host-meta /public.php?service=host-meta last;
          rewrite ^/.well-known/host-meta.json /public.php?service=host-meta-json last;
          rewrite ^/.well-known/carddav /remote.php/carddav/ redirect;
          rewrite ^/.well-known/caldav /remote.php/caldav/ redirect;
          rewrite ^(/core/doc/[^\/]+/)$ $1/index.html;
          try_files $uri $uri/ /index.php?$args;

location ~ ^(.+?\.php)(/.*)?$ {
          try_files $1 = 404;
          include fastcgi_params;
          fastcgi_param PATH_INFO $2;
          fastcgi_param SCRIPT_FILENAME $document_root$1;
          fastcgi_pass unix:/var/lib/php7.0-fpm/web2.sock;

location ~* ^.+\.(jpg|jpeg|gif|bmp|ico|png|css|js|swf)$ {
          expires 30d;
          access_log off;

location = /data/htaccesstest.txt {
          allow all;
          log_not_found off;
          access_log off;

Server configuration

Operating system: debian 9.3 x64
Web server: apache2
Database: mariadb
PHP version: 7.0
Nextcloud version: 12.0.4
Nextcloud fresh install:

Hi, somebody it can help in this problem, I will appreciate.
Thanks in advance.