https://community.dynatrace.com/t5/Open-Q-A/S3BUCKET-Auto-tag-not-working/m-p/293293#M38489 <P>Hi&nbsp;<a href="https://community.dynatrace.com/t5/user/viewprofilepage/user-id/62929">@manivarma</a>,</P><P>Unfortunately limited entitiy types can be use at auto-tags. I have not found a list about it. I also faced an issue eg. with the type of CLOUD_APPLICATION_INSTANCE.</P><P>Best regards,</P><P>János</P> Mon, 19 Jan 2026 16:59:29 GMT Mizső 2026-01-19T16:59:29Z https://community.dynatrace.com/t5/Open-Q-A/S3BUCKET-Auto-tag-not-working/m-p/292786#M38445 <P>I have tried enabling "S3BUCKETS" Services auto tag value using Entity selector, but it is not working properly. Getting attached error below. Please guide me on how&nbsp;to resolve this issue.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="manivarma_0-1768115948971.png" style="width: 400px;"><img src="https://community.dynatrace.com/t5/image/serverpage/image-id/31495i28DAEADD123C5BC8/image-size/medium?v=v2&amp;px=400" role="button" title="manivarma_0-1768115948971.png" alt="manivarma_0-1768115948971.png" /></span><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="manivarma_1-1768115997758.png" style="width: 400px;"><img src="https://community.dynatrace.com/t5/image/serverpage/image-id/31496iD3C34B1242E21556/image-size/medium?v=v2&amp;px=400" role="button" title="manivarma_1-1768115997758.png" alt="manivarma_1-1768115997758.png" /></span></P> <P>&nbsp;</P> <P>Thanks,</P> <P>Manivarma</P> Thu, 15 Jan 2026 08:04:01 GMT https://community.dynatrace.com/t5/Open-Q-A/S3BUCKET-Auto-tag-not-working/m-p/292786#M38445 manivarma 2026-01-15T08:04:01Z https://community.dynatrace.com/t5/Open-Q-A/S3BUCKET-Auto-tag-not-working/m-p/293293#M38489 <P>Hi&nbsp;<a href="https://community.dynatrace.com/t5/user/viewprofilepage/user-id/62929">@manivarma</a>,</P><P>Unfortunately limited entitiy types can be use at auto-tags. I have not found a list about it. I also faced an issue eg. with the type of CLOUD_APPLICATION_INSTANCE.</P><P>Best regards,</P><P>János</P> Mon, 19 Jan 2026 16:59:29 GMT https://community.dynatrace.com/t5/Open-Q-A/S3BUCKET-Auto-tag-not-working/m-p/293293#M38489 Mizső 2026-01-19T16:59:29Z