<div dir="auto">Hi,<div dir="auto">Maybe you must add the certificat or ignore it as the mapproxy http documentation : https<a href="https://mapproxy.org/docs/1.12.0/configuration.html#http-ssl" target="_blank" rel="noreferrer">://mapproxy.org/docs/1.13.0/configuration.html#http-ssl</a></div><div dir="auto"><br></div><div dir="auto">With your source add one if theses options :</div><div dir="auto"><div style="margin:1em 0px;color:rgb(51,51,51);font-family:verdana,sans-serif;font-size:14px;background-color:rgb(255,255,255)" dir="auto"><div style="background:none"><pre style="font-family:menlo,monaco,consolas,"courier new",monospace;font-size:13px;padding:9.5px;margin-top:0px;margin-bottom:0px;line-height:1.42857;background-color:rgb(245,245,245);border:1px solid rgb(204,204,204);border-radius:4px">http:
ssl_ca_certs: <span style="color:rgb(102,102,102)">/</span>etc<span style="color:rgb(102,102,102)">/</span>ssl<span style="color:rgb(102,102,102)">/</span>certs<span style="color:rgb(102,102,102)">/</span>ca<span style="color:rgb(102,102,102)">-</span>certificates<span style="color:rgb(102,102,102)">.</span>c</pre></div></div><div style="color:rgb(51,51,51);font-family:verdana,sans-serif;font-size:14px;background-color:rgb(255,255,255)" dir="auto"><pre style="font-family:menlo,monaco,consolas,"courier new",monospace;font-size:13px;padding:9.5px;margin-top:0px;margin-bottom:0px;line-height:1.42857;background-color:rgb(245,245,245);border:1px solid rgb(204,204,204);border-radius:4px">http:
ssl_no_cert_checks: true</pre></div></div><div dir="auto"><br></div><div dir="auto">Best regards</div>Florian<br><br><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr">Le mer. 17 févr. 2021 à 17:00, 4 t <<a href="mailto:d.viert@googlemail.com" target="_blank" rel="noreferrer">d.viert@googlemail.com</a>> a écrit :<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Hello all,<br><br>I am working with Mapproxy 1.13.0 in combination with waitress as webserver on windows to provide local working wmts services. Unfortunately, I recently started getting the following error message on one of my systems:</div><div> <br>"Could not verify connection to URL (see logs for URL and reason)."<br></div><div><br></div><div>as soon as a tile should be called. It makes no difference if I start mapproxy in developer mode or provide the server service via waitress.<br><br>The exact same configuration works fine on another system and on a 3rd system it seems to affect only one of my services.<br><br>When I connect and query local mbtiles they work. But the forwarding of the WMTS services brings me the error message on one computer.<br><br>I have tried several Python versions.<br></div><div><br></div><div>Thanks in advance</div><div>David<br></div><div><br>config:</div><div><br></div><div>layer:</div><div> - name: osm_german #online<br> title: OpenStreetMap<br> sources: [osm_german_cache]</div><div>caches:</div><div> osm_german_cache:<br> sources: [osm_german_tiles]<br> format: image/png<br> disable_storage: false<br> grids: [GLOBAL_WEBMERCATOR]</div><div>sources:<br> osm_german_tiles:<br> type: tile<br> url: <a href="https://a.tile.openstreetmap.de/%(tms_path)s.%(format)s" rel="noreferrer noreferrer" target="_blank">https://a.tile.openstreetmap.de/%(tms_path)s.%(format)s</a><br> grid: osm_grid</div><div>grids:<br> osm_grid:<br> srs: EPSG:900913<br> origin: nw</div></div>
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