Just got the surrender bug in 5.52 when clearing out some ruin guardians that I had previous fled from. Copying over the last two cycles of the log for the sake of being complete:
12th December 2034 23:13:26,Sol,County 061 (County) built on Earth and assigned to New Fighters - Earth
12th December 2034 23:13:26,Sol,Zachary Khan has joined your naval officer corps. Initiative 197 Political Reliability 10% Operations 10%: Promotion Score 224
12th December 2034 23:13:26,Unknown,The Morale of 51st Assault Infantry Battalion has increased to 101
12th December 2034 23:13:26,61 Cygni,Ground Attack on 61 Cygni-A IV vs Gliese 526 Aliens #1075. Total Attack Strength: 61.7311 Combat Ratio: 17.1785 Chance of Attacker unit loss: 0.6%
12th December 2034 23:13:26,Unknown,Through training or experience, Lieutenant Commander Alfie Poole has increased his Fleet Movement Initiative Rating to 225
12th December 2034 23:13:26,Unknown,As a result of experience gained in the performance of his duties, Major-General Jordan Field has increased his Ground Combat Bonus to 18%
12th December 2034 23:13:26,Unknown,As a result of experience gained in the performance of his duties, Brigadier Benjamin Williams has increased his Ground Combat Bonus to 26%
12th December 2034 23:13:26,61 Cygni,Enemy ground unit destroyed. ID: Assault Battalion #7276 (Gliese 526 Aliens #1075)
13th December 2034 08:43:26,Luyten 726-8,New Jump Point found in the Luyten 726-8 System
15th December 2034 04:13:26,Lalande 21185,Tug II has completed orders
16th December 2034 07:43:26,Gliese 33,An exploration of a jump point in the Luyten 726-8 system has revealed the new system of Gliese 33
17th December 2034 02:48:26,Gliese 682,New Jump Point found in the Gliese 682 System
18th December 2034 02:48:26,Sol,Unrest is rising on Titan due to overcrowding. Unrest increased by 0.0001%
18th December 2034 02:48:26,Flora,As a result of the population surrender, the missile-armed corvette FAC FAC #40705 001 has surrendered due to its empty magazines
18th December 2034 02:48:26,Halstead,As a result of the population surrender, the troop transport CA Combat Transport 004 has surrendered
18th December 2034 02:48:26,Paskvic,As a result of the population surrender, the troop transport CA Combat Transport 001 has surrendered
18th December 2034 02:48:26,Wearydunlop,As a result of the population surrender, the troop transport CA Combat Transport 002 has surrendered
18th December 2034 02:48:26,61 Cygni,As a result of the population surrender, the troop transport CA Combat Transport 005 has surrendered
18th December 2034 02:48:26,Gliese 625,As a result of the population surrender, the troop transport CA Combat Transport 013 has surrendered
18th December 2034 02:48:26,Wilhelmina,As a result of the population surrender, the troop transport CA Combat Transport 020 has surrendered
18th December 2034 02:48:26,Sol,Research into Research Rate 600 RP has commenced on Earth
18th December 2034 02:48:26,Gliese 563.2,As a result of the population surrender, the troop transport CA Combat Transport 007 has surrendered
18th December 2034 02:48:26,Groombridge 1830,As a result of the population surrender, the troop transport CA Combat Transport 010 has surrendered
18th December 2034 02:48:26,Struve 2398,As a result of the population surrender, the troop transport CA Combat Transport 016 has surrendered
18th December 2034 02:48:26,Gliese 667,As a result of the population surrender, the troop transport CA Combat Transport 019 has surrendered
18th December 2034 02:48:26,70 Ophiuchi,As a result of the population surrender, the troop transport CA Combat Transport 014 has surrendered
18th December 2034 02:48:26,Unknown,Colonel George Macdonald has been assigned to 111th Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel Charles Goodwin has been assigned to 67th Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel Isobel Douglas has been assigned to 68th Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel William Baker has been assigned to 72nd Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel Alexander Fitzgerald has been assigned to 70th Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel James Willis has been assigned to 114th Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel Billy Holloway has been assigned to 71st Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel Rachel Holt has been assigned to 109th Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel Victoria Walker has been assigned to 5th Heavy Assault Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Unknown,Colonel Ben Hammond has been assigned to 112th Heavy Assault Battalion (Ground Combat Bonus 15%)
18th December 2034 02:48:26,Unknown,Colonel Rhys West has been assigned to 4th Heavy Assault Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Arcturus,As a result of the population surrender, the troop transport CA Combat Transport 022 has surrendered
18th December 2034 02:48:26,36 Ursae Majoris,As a result of the population surrender, the troop transport CA Combat Transport 023 has surrendered
18th December 2034 02:48:26,61 Cygni,General ground attack on 61 Cygni-A IV. No defending units are present and no garrisoned enemy PDCs remain in operation. The Gliese 526 Aliens #1075 population on 61 Cygni-A IV has surrendered to our victorious ground forces
18th December 2034 02:48:26,Unknown,Through training or experience, Civilian Administrator Joel Bray has increased his Factory Production Bonus to 10%
18th December 2034 02:48:26,Unknown,Through training or experience, Lieutenant Commander Gemma Sutton has increased his Training Bonus to 75
18th December 2034 02:48:26,Unknown,Colonel Oscar Lamb has been assigned to 69th Heavy Assault Battalion (Ground Combat Bonus 15%)
18th December 2034 02:48:26,Unknown,Colonel John Nash has been assigned to 113th Heavy Assault Battalion (Ground Combat Bonus 15%)
18th December 2034 02:48:26,Sol,1 inactive Research Labs on Earth
18th December 2034 02:48:26,Sol,A team on Earth led by Brandon Young has completed research into Expand Civilian Economy by 20%
18th December 2034 02:48:26,Unknown,Colonel Aidan Kelly has been assigned to 110th Heavy Assault Battalion (Ground Combat Bonus 10%)
18th December 2034 02:48:26,Unknown,Colonel Henry Reeves has been assigned to 43rd Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel John Long has been assigned to 44th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Archie John has been assigned to 85th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Callum Swift has been assigned to 86th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Georgia Byrne has been assigned to 87th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Luke Johnston has been assigned to 88th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Archie John has been assigned to 89th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Evie Parsons has been assigned to 90th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Max Fry has been assigned to 45th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Josh Begum has been assigned to 6th Heavy Assault Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Unknown,Colonel Joseph Allen has been assigned to 7th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Eve Smart has been assigned to 47th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Anthony Newman has been assigned to 12th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Thomas Walters has been assigned to 11th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Lily Holland has been assigned to 10th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Alfie Davis has been assigned to 9th Marine Battalion (Ground Combat Bonus 0%)
18th December 2034 02:48:26,Unknown,Colonel Ben Miah has been assigned to 8th Marine Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Unknown,Colonel Alice Steele has been assigned to 48th Marine Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Unknown,Colonel Elliot Wall has been assigned to 1st Heavy Assault Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Unknown,Colonel Harvey Coles has been assigned to 2nd Heavy Assault Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Unknown,Colonel Isabella Patel has been assigned to 3rd Heavy Assault Battalion (Ground Combat Bonus 5%)
18th December 2034 02:48:26,Unknown,Colonel Zoe Richardson has been assigned to 46th Marine Battalion (Ground Combat Bonus 0%)